Logitech M185 Faq

Text of the manual

We've put everything you need to get started with your Wireless Mouse M185 right here. If you

still have questions browse the topics on the left. Frequently Asked Questions  +Scrolling issues with Windows 8.1 Consumer Preview version Initial testing with Windows 8.1 Consumer Preview version reveals a scrolling issue with IE11 and Windows 8 apps, as well as on the Windows Start screen itself:  Moderate to fast scrolling can become unresponsive until you stop scrolling. Then, the page will jump a long distance, usually to either the beginning or the end. We're working with Microsoft to resolve this issue. As a workaround, you can modify your scrolling settings in IE11. Here's how: 1. Launch IE11. 2. Open Internet Options and select the Advanced tab. 3. In the Browsing section, clear "Use smooth scrolling".

IMPORTANT: Disabling Enhanced Protected Mode degrades the security settings in

IE11. Please consider this before you make this change. 5. Restart your computer.  +Cleaning Logitech keyboards and mice Before you clean your device:  Unplug it from your computer and make sure it’s turned off.  Remove the batteries.  Keep liquids away from your device, and don’t use solvents or abrasives. To clean your Touchpad, and other touch-sensitive and gesture-capable devices:

Use lens cleaner to lightly moisten a soft, lint-free cloth and gently wipe down your

device. To clean your keyboard:  Use compressed air to remove any loose debris and dust between the keys. To clean the keys, use water to lightly moisten a soft, lint-free cloth and gently wipe down the keys. To clean your mouse:  Use water to lightly moisten a soft, lint-free cloth and gently wipe down the mouse. NOTE: In most cases, you can use isopropyl alcohol (rubbing alcohol) and anti-bacterial wipes. Before using rubbing alcohol or wipes, we suggest you test it first in an inconspicuous area to make sure it doesn’t cause discoloration or remove the lettering from the keys.  +Erratic scrolling with SetPoint when using Chrome, Internet Explorer, or Windows 8 Start screen apps SetPoint versions 6.50 and later include a smooth scrolling plug-in for Google Chrome and Internet Explorer. If you're having problems with erratic scrolling, please upgrade to SetPoint 6.52 or later, which improves scrolling for these browsers. After upgrading to SetPoint version 6.52 or later, you may still experience erratic scrolling on individual web sites or pages that implement technologies differently. If you're using Start screen apps in Windows 8, it's also possible that the app you're using can't properly interpret the smooth scrolling function. In this case, you can also disable the SetPoint smooth scrolling plug-in.  Google Chrome  Internet Explorer  Windows 8 Start screen apps NOTE: You can disable the SetPoint plug-in for the Internet Explorer and Chrome browsers individually, but if you disable smooth scrolling in SetPoint, it will be disabled for everything: Chrome, Internet Explorer, and the Windows 8 Start screen apps. Google Chrome To disable the Logitech SetPoint smooth scrolling plug-in for Google Chrome: 1. Launch Chrome. 2. Click the icon on the upper-right corner and select Settings.

NOTE: To enable the smooth scrolling plug-in, follow the steps above, and in step 3,

click Enable. 4. Close and re-open your browser for the settings to take effect. Internet Explorer To disable the Logitech SetPoint smooth scrolling plug-in for Internet Explorer: 1. Select Control Panel > Network and Internet > Internet Options. 2. On the Programs tab, click Manage add-ons.

3. Select Logitech SetPoint and then click Disable.

NOTE: If the plug-in is currently disabled, the Enable button will appear instead.

4. Click Close to close the dialog box.

NOTE: To enable the smooth scrolling plug-in, follow the steps above, and in step 4, click Enable. 5. Close and re-open your browser for the settings to take effect. Windows 8 Start screen apps If scrolling is too fast or too slow with some of your Windows 8 Start screen apps, try the following:  If your mouse has a Scroll Left and Scroll Right function, use that instead of the scroll wheel.  Disable Smooth Scrolling in SetPoint:

1. Launch SetPoint by clicking the SetPoint icon

in the Notification area and select Mouse and Keyboard Settings. 2. Click on Pointer Settings, and clear Enable Smooth Scrolling. 3. Click Apply and then OK to exit the SetPoint User Interface. NOTE: When you disable smooth scrolling in SetPoint, it will be disabled for everything: Chrome, Internet Explorer, and the Windows 8 Start screen apps.  +Wireless product not working properly when also using a USB 3.0 device When using a USB 2.0 2.4GHz wireless peripheral device (such as a mouse, keyboard, or headphones) with a PC that also has a USB 3.0 peripheral device plugged in, you may experience erratic operation caused by interference. This is especially likely to happen when using USB 3.0 remote hard drives or flash drives.

This interference may result in:

 Delayed response to mouse or keyboard inputs  Missing keyboard characters or mouse commands  Decreased operating distance between the USB 2.0 wireless device and its receiver There are some techniques that can help early adopters of USB 3.0 to mitigate potential problems with their existing 2.4GHz wireless devices:  If your PC has multiple USB 2.0 connectors available, separate your USB 3.0 and USB 2.0 receivers by as much distance as possible. For example, if your PC has a choice of USB 2.0 connectors, use the one on the opposite side of the PC from the USB 3.0 connector.  Position your USB 2.0 receiver as close as possible to your wireless peripheral (mouse, keyboard, headphones, etc.).  Use a standard, USB-extender cable to position your USB 2.0 wireless receiver as far away as possible from your USB 3.0 connector. A USB-extender cable is available for Logitech customers who are experiencing this problem (click here for more information). NOTE: A USB 3.0 connector sometimes referred to as Super Speed USB or SS, normally has a blue plastic insert in the connector. Unlike a USB 2.0 connector which has 4 pins within the connector, a USB 3.0 connector has 9 pins. Move your USB 2.0 wireless receiver to the opposite side of your computer:

Make sure your USB 2.0 wireless receiver is in the USB 2.0 connector closest to your wireless

peripheral:

Use a USB extended cable to position your wireless receiver as far away from your USB 3.0

peripheral as possible:

 +Windows 8 and Windows 10 product support and device compatibility

To check if your Logitech product works with Windows 8 or Windows 10, first select the appropriate product category from the list below.  Mice and keyboards  Tablet and laptop accessories  Gaming products  Harmony remotes  Speakers  Headphones and headsets  Smart radios  Squeezebox network music players  Alert security cameras  WiLife security cameras  Webcams  +Connecting a device to a replacement Unifying receiver

If you've received a replacement Unifying receiver for your device, see the following for more

information:  Connecting a Unifying-ready device to a Unifying receiver (see answer 360023409413)  Connecting a second device to a Unifying receiver (see answer 23116)  VIDEO: Connecting a second device to a Unifying receiver (see answer 360023409413)  My Unifying mouse or keyboard wakes the computer even when it is set not to (see answer 360023409413)  +Operating distance for the M185 mouse In an ideal environment, your mouse can operate up to 30 feet (10 meters) away from the receiver in a clear line of sight. If you're not getting this distance, try these suggestions:  Replace the battery/batteries or make sure your mouse or keyboard is fully charged.  Move devices that emit radio waves or could cause radio interference away from your work area. (Examples: cell phones, radios, wireless routers, and microwaves.) To determine if something in your environment is shortening the operating range, try using your device in a different environment to see if the distance improves. If it does, look for other possible sources of interference that you can remove from your work area.  +Customizing the M185 mouse with Logitech SetPoint software Follow these links to learn how you can customize your mouse using Logitech SetPoint mouse and keyboard software: NOTE: If you don't already have the software installed, you can download SetPoint.  Customizing the mouse buttons (see answer 360023242214)  Adjusting your mouse movements (see answer 360023242214)  Customizing mouse settings for games (see answer 360023242214)  Advanced settings for specific applications (see answer 360023242214)  +Turning the M185 mouse on and off To turn the M185 mouse on and off: 1. Flip the mouse over. 2. Locate the power switch on the bottom.

3. Slide the switch to the right to turn it ON.

4. Slide the switch to the left to turn it OFF.  +Supported operating systems for the M185 The M185 is supported by these operating systems:  Windows 7  Windows XP  Windows Vista  Macintosh 10.5 +  Linux Kernel 2.6+ NOTE: The M185 is not supported on Windows 98, Windows ME, Windows 2000, and UNIX.  +USB receiver storage for the M185 Your mouse was designed with a space where you can store the USB receiver. When you're not using the mouse, you can store the receiver inside of it. To locate the storage space for the USB receiver: 1. Flip the mouse over and slide the battery cover off.

2. Locate the small rectangular slot next to the battery compartment.

3. Slide the receiver into the slot. It will fit facing either way. 4. Replace the battery cover.  +M185 Technical Specifications NOTE: Information is for reference only and may be subject to change. General Product Information: [Compliance Certification (CE) Link] Warranty / Self Help See product support page for warranty duration and frequently asked questions Category Mouse Product type Wireless Wireless Protocol 2.4 GHz (Unifying Ready) Wireless Range Up to 30 Feet or 10 Meters Software Support (at release) SetPoint 6.20, Connect Utility.exe, Mouse Programmable NOTE: Check website for latest software release OS Support (at release) Windows XP, Windows XP x64, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Mac OS X 10.5+, Linux Kernel 2.6 +

Available Image(s) Click for: [Top Image(s)] [Bottom Image(s)]

USB VID_PID N/A USB Protocol N/A USB Speed N/A Connector Type N/A DPI 1000 Max Sensor Optical Scroll Wheel Vertical Scroll Type = Regular, Supports Horizontal = No Indicator lights N/A Connect / Power On/Off switch Battery Type and Size 1xAA Alkaline, Removable/ Replaceable Battery Life Up to 12 months Receiver Specifications: Available Image(s) Click for: [Link to available Image(s)] USB VID_PID 046D_C52F USB Protocol USB 2.0 USB Speed Full-speed Receiver Size Nano Connector Type USB Connect Button No Indicator Lights N/A Bluetooth Feature N/A Package Contents: Available Image(s) Click for: [Link to available Image(s)] What is in the box Mouse, Nano Receiver, Battery(s), User documentation Product Dimensions: Product component Width Depth/Length Height Weight With battery Mouse 60 mm (2.36 inch) 99 mm (3.89 inch) 39 mm (1.54 inch) 75g mm (2.65 ounces) Receiver 14 mm (0.55 inch) 19 mm (0.75 inch) 6 mm (0.24 inch) 2g (0.07 ounces)  +M185 battery life and replacement Battery Requirements:

Requires 1 AA alkaline battery

 Expected battery life is up to 12 months (1 year) Checking battery status You can check the battery status for your mouse using the Logitech SetPoint mouse and keyboard software. See answer 360023241914 for instructions. Installing New Battery When you install the battery for your mouse, make sure it faces the correct direction, as shown in the following image:

Extending battery life

Your mouse enters standby mode to conserve power when it's not in use. Here are some other ways you can help extend the battery life:  Use only alkaline batteries. Non-alkaline batteries (such as NiMH or NiCd) operate at a lower voltage and may affect the battery life.

Avoid using your mouse on dark or transparent surfaces, such as glass. These surfaces

cause the optical sensor to use more power.  Make sure replacement batteries are new and within the manufacturer's expiration date.  +No optical light visible on the M185 Your mouse uses an infrared (IR) optical LED that is invisible to the human eye. If you're not sure whether your mouse is turned on, check the ON/OFF switch located on the bottom of the mouse.  ON -- The switch is pushed over to the right and you see green next to it.  OFF -- The switch is pushed over to the left and you see red next to it.  +Purchasing a replacement Unifying USB receiver for the M185 Your M185 mouse is a "Unifying ready" device that can be used with any Unifying USB receiver. If you've lost or damaged your receiver, you can purchase a replacement from the M185 Parts Store. You can determine if your Logitech devices are Unifying by this logo that is printed on the bottom of your M185 mouse:

 +Using the M185 with a different USB receiver

Your M185 mouse ships with the receiver as shown below: While this receiver is not Unifying, you can connect your mouse with any Unifying USB receiver. To determine if a receiver is Unifying, look for this logo: . NOTE: Although this device is supported by the Unifying USB receiver, SetPoint and Logitech Control Center (LCC) support depend on the specific product.  +M185 mouse is not working or frequently loses connection  Mouse is not working  Mouse frequently stops working

Mouse is not working

If your mouse isn't working, the problem is likely a lost connection. The connection between the mouse and the USB receiver can be lost for several reasons, such as:  Low batteries  Moving the receiver from one USB port to another.  Moving the USB receiver to another computer.  Plugging the receiver into a USB hub or other unsupported device such as a KVM switch (NOTE: Your receiver must be plugged directly into your computer).  Using your wireless mouse on metal surfaces.  Radio frequency (RF) interference from other sources, such as: o Wireless speakers o Computer power supplies o Monitors o Cell phones o Garage door openers Before connecting your M185: 1. Fix or rule out the potential problems listed above. 2. Turn your computer on. 3. Insert fresh batteries in your mouse. For instructions on changing your mouse battery, see answer 360023403293 4. Turn on your mouse. . Reconnecting your M185 1. Download the correct version of the Logitech SetPoint mouse and keyboard software from the M185 Downloads Page. 2. Press the Windows key with the up arrow to Run. 3. Type C:\Program Files\Logitech\SetPointP\ConnectUtility.exe and press Enter.

4. Follow the on-screen instructions to turn your mouse off and then back on.

5. When your mouse is detected, you'll see the confirmation message below. Click Yes and then Next.

6. Click Finish to exit the Logitech Unifying Software. Your mouse should now be

connected. If this solution doesn't work after a couple of attempts, restart your computer and try the reconnection process again. Mouse frequently stops working If your mouse frequently stops working and you keep having to reconnect it with the USB receiver, try these suggestions:  Keep other electrical devices at least 8 inches (20 cm) away from the USB receiver  Move the mouse closer to the USB receiver  Move the receiver to a different USB port on your computer  +Cursor does not follow mouse movements If the cursor isn't following the movements of your mouse, we suggest you:  Use a mouse pad.  Avoid using your mouse on: o Glass and other see-through surfaces o Reflective surfaces, such as mirrors and metal desks o Wood grains and grooved surfaces  Try the mouse on a piece of white paper to make sure it isn't a tracking issue on the particular surface you're using.  +Uninstalling Logitech SetPoint Software To uninstall Logitech SetPoint software, first select your operating system:  Windows XP  Windows 7 and Vista  Windows 8  Windows 10 Windows XP 1. Go to Add or Remove Programs: o Default Start Menu: Start > Control Panel > Add or Remove Programs o Classic Start Menu: Start > Settings > Control Panel > Add or Remove Programs 2. Select "Logitech SetPoint" from the list.

3. Click the Remove button.

4. Follow the on-screen instructions to remove SetPoint from your system. NOTE: You may need to restart your computer to finish uninstalling SetPoint. Windows 7 and Vista 1. Go to Uninstall a program: o Default Start Menu: Start > Control Panel > Uninstall a program o Classic Start Menu: Start > Settings > Control Panel > Programs and Features 2. Select "Logitech SetPoint" from the list. 3. Click Uninstall. 4. Follow the on-screen instructions to remove SetPoint from your system. NOTE: You may need to restart your computer to finish uninstalling SetPoint. Windows 8 1. Go to Uninstall a program: o Start screen > Right-click on Mouse and Keyboard Settings > Uninstall o Start screen > Right-click on empty space and select All apps > Control Panel > Uninstall a program

2. Select "Logitech SetPoint" from the list.

3. Click Uninstall. 4. Follow the on-screen instructions to remove SetPoint from your system. NOTE: You may need to restart your computer to finish uninstalling SetPoint. Windows 10 1. Go to Programs and Features: o Right-click on the Windows logo on the bottom left of the window, then click Programs and Features 2. Select Logitech SetPoint from the list of programs.

3. Click on Uninstall and follow the on-screen instructions to uninstall Setpoint.

NOTE: You may need to restart your computer to finish uninstalling.  +Mouse and keyboard compatibility with USB hubs and KVM switches We do not support the use of third-party devices with our mice and keyboards. They can interfere with communication between a mouse or keyboard and the computer. Unsupported third-party devices include:  KVM switch boxes  Port replicators  Docking stations  USB hubs NOTE: The manufacturers of these third-party devices implement keyboard and mouse support in different ways. There is currently no industry standard.  +Connecting a device to a Unifying receiver Your Unifying USB receiver can be paired with up to six Unifying devices at a time. You can determine if your Logitech devices are Unifying by this logo: To connect Unifying devices to your Unifying USB receiver: 1. Launch the Logitech Unifying software. NOTE: If you don't already have it installed, you can download Unifying software from the Software Downloads page. o Windows: Start > Programs > Logitech > Unifying > Logitech Unifying Software o Macintosh: Application / Utilities / Logitech Unifying Software 2. At the bottom of the Welcome screen, click Next.

NOTE: These instructions use Windows screenshots. Macintosh will look slightly

different, but the instructions are the same. 3. When you see the "Restart the device…" screen, follow the on-screen instructions to turn your device off and then back on.

4. When your device is detected, you'll see a "We have detected your…" confirmation

screen. If you connected a: o Keyboard: Type a test message in the field provided to make sure it works. o Mouse: Move it around to see if the cursor moves with it. If your device connected successfully, click Yes and then Next.

If your device doesn't work right away, wait a minute to see if it connects. If it doesn't,

select No and then click Next to restart the pairing process from Step 1 above. 5. Click Finish to exit the Logitech Unifying Software (or Pair Another Device to pair additional devices). Your device should now be connected.  +Mouse buttons do not work as programmed in SetPoint When the mouse buttons aren't working the way you programmed them to, the problem is usually with the configuration. You can check and change your mouse button settings in the Logitech SetPoint mouse and keyboard software. See Knowledge Base article 360023401473 for more information.  +Unable to customize my mouse or keyboard in SetPoint Normally, you should be able to customize your mouse or keyboard settings in the Logitech SetPoint mouse and keyboard software on the My Mouse / My Keyboard tab.

Without the My Mouse / My Keyboard tab in SetPoint, only the Tools tab will display, as shown

here: If the My Mouse / My Keyboard tab isn't displayed, you'll need to uninstall and re-install SetPoint following the instructions below. To uninstall and re-install SetPoint:  Windows XP  Windows Vista and Windows 7  Windows 8 Windows XP 1. Go to Add or Remove Programs. o Default Start Menu view: Start > Control Panel > Add/Remove Programs o Classic Start Menu view: Start > Settings > Control Panel > Add/Remove Programs 2. Select Logitech SetPoint from the list of programs displayed. 3. Click the Change / Remove button and follow the on-screen instructions to uninstall SetPoint. 4. Download and install the latest version of SetPoint from the Web Downloads Page. NOTE: You may need to restart your system after SetPoint has been installed. 5. After your system restarts, open SetPoint to verify that the My Mouse / My Keyboard tab is available.

If the My Mouse / My Keyboard tab is still missing:

1. Right-click on the SetPoint icon in the system tray (at the bottom right of your screen) and select Exit. 2. Click the Windows Start button. 3. Choose Run. 4. Type %windir% in the Run dialog box. 5. Double-click the System32 folder to open it. 6. Double-click the drivers folder. 7. Rename the file wdf01000.sys to wdf01000.bak. 8. Re-install SetPoint. IMPORTANT: Before you restart your system, make sure the wdf01000.sys file is present in the drivers folders. If you restart without this file, it may prevent some of your hardware -- including mice and keyboards -- from working properly. 9. If the wdf01000.sys file isn't in the drivers folder, change wdf01000.bak back to wdf01000.sys. 10. Restart the computer. 11. After your system restarts, open SetPoint to verify that the My Mouse / My Keyboard tab is present. Windows Vista and Windows 7 1. Go to Uninstall a program. o Default Start Menu view: Start > Control Panel > Uninstall a program o Classic Start Menu view: Start > Settings > Control Panel > Programs and Features

2. Select Logitech SetPoint from the list of programs displayed.

3. Click the Uninstall button highlighted above and follow the on-screen instructions to uninstall SetPoint. 4. Download and install the latest version of SetPoint from the Web Download page. After your system restarts, open SetPoint to make sure the My Mouse / My Keyboard tab is available. Windows 8 1. Go to Uninstall a program. o Start screen > Right-click on Mouse and Keyboard Settings > Uninstall o Start screen > Right-click on empty space and select All apps > Control Panel > Uninstall a program

2. Select "Logitech SetPoint" from the list.

3. Click Uninstall. 4. Follow the on-screen instructions to remove SetPoint from your system. NOTE: You may need to restart your computer to finish uninstalling SetPoint.  +Mouse doesn’t display in LCC and can’t be programmed for Mac This mouse model isn't supported by the Logitech Control Center (LCC) for Macintosh, but might still work as a basic mouse on a Mac. If a device is programmable, the LCC for Mac will display the image for that device. Because this mouse isn't supported, the image won't display in the LCC and you won't be able to program it there.

 +Mouse double-clicks when clicked once

 My mouse has been double-clicking from the first day of usage  My mouse has been working fine until recently and now it's double-clicking If your mouse double-clicked from the first day of usage, check the Windows setting called Single-click to open an item. This option makes a single mouse click act as a double click. Disable this setting to return the mouse to the standard one click option. To disable, first select your operating system:  Disabling the single-click to open option in Windows 8/Windows 10  Disabling the Single-Click to open option in Windows 7/Vista  Disabling the Single-Click to open option in Windows XP Disabling the single-click to open option in Windows 8/Windows 10

1. Click on the magnifying glass to bring up the Search menu, type ‘single-click’, and then

select Specify single- or double-click to open. 2. Select the General tab, and under Click items as follows, make sure Double-click to open an item (single-click to select) is the selected option. Disabling the Single-Click to open option in Windows 7/Vista

1. Open your computer window by clicking on Computer.

2. Click Folder and Search Options in the file menu under Organize. 3. Under the General tab, make sure that the option 'Double-click to open an item' is selected. 4. Click on OK to save the settings. 5. If the 'Single-click to open an item' option was not selected, try resetting the mouse by switching it off and on. Disabling the Single-Click to open option in Windows XP 1. Open My Computer.

2. Click Folder Options in the file menu under Tools.

3. Under the General tab, make sure that the option 'Double-click to open an item' is selected. 4. Click on OK to save the settings. 5. If the 'Single-click to open an item' option was not selected, try resetting the mouse by switching it off and on. Additional help If the steps above do not help, or if your mouse has only recently begun to double-click, please contact Logitech Customer Care.  +Backup device settings to the cloud in Logitech Options INTRODUCTION HOW IT WORKS WHAT SETTINGS GET BACKED UP CURRENT LIMITATIONS

This feature on Logi Options allows you to backup the settings of your Options supported device

automatically to the cloud after creating an account. If you are planning to use your device on a new computer or wish to go back to your old settings on the same computer, log into your Options account on that computer and fetch the settings you want from a backup to setup your device and get going. HOW IT WORKS When you are logged into Logitech Options with a verified account, your device settings are automatically backed up to our cloud by default. You can manage the settings and the backups from the Backups tab under More settings of your device (as shown in the screenshots below): Manage settings and backups by clicking on More>Backups.

AUTOMATIC BACKUP OF SETTINGS - If the ‘Automatically create backups of

settings for all devices’ checkbox is enabled, any settings you have or modify for all of your devices on that computer are backed up to the cloud automatically. The checkbox is enabled by default. You can disable it if you don’t want the settings for your devices to be backed up automatically.  ‘CREATE A BACKUP NOW’ button - This button allows you to backup your current device settings yourself, if you need to fetch them later.  ‘RESTORE SETTINGS FROM BACKUP’ button - This button lets you view and restore all the available backups you have for that device that are compatible with that computer, as shown above. The settings for a device are backed up for every computer that you have your device connected to and have Logitech Options that you are logged into. Every time you make some modifications to your device settings, they get backed up with that computer name. The backups can be differentiated based on the following: 1. Name of the computer. (Eg. John’s Work Laptop) 2. Make and/or model of the computer. (Eg. Dell Inc., Macbook Pro (13-inch) etc.) 3. The time when the backup was made. The desired settings can then be selected and restored accordingly.

WHAT SETTINGS GET BACKED UP

 Configuration of all the buttons of your mouse  Configuration of all the keys of your keyboard  Point & Scroll settings of your mouse  Any application-specific settings of your device WHAT SETTINGS ARE NOT BACKED UP  Flow settings  Options app settings CURRENT LIMITATIONS

1. The device settings aren’t compatible between Windows and Mac operating systems. So,

the settings from Windows operating system cannot be applied to a computer with the Mac operating system and vice versa. 2. There are some features that are available only on certain versions of Windows operating system. For example, triggering Cortana through a mouse button press is a feature available only on Windows 10 and not on Windows 7 and 8 as Cortana is not available on those operating systems. In such cases, those features cannot be applied on the unsupported operating systems.  +Solved - Issue with USB devices after Windows 10 update KB4074588 Logitech is aware of a Microsoft update (OS Build 16299.248) which is reported to affect USB support on Windows 10 computers. Support statement from Microsoft "After installing the February 13, 2018 security update, KB4074588 (OS Build 16299.248), some USB devices and onboard devices, such as a built-in laptop camera, keyboard or mouse, may stop working for some users." If you are using Microsoft Windows 10, (OS Build 16299.248) and are having USB-related issues. Microsoft has released a new update KB4090913 (OS Build 16299.251) to resolve this issue. We recommend you follow Microsoft Support recommendations and install the latest Microsoft Windows 10 update: https://support.microsoft.com/en-gb/help/4090913/march5- 2018kb4090913osbuild16299-251. This update was released by Microsoft on March 5th in order to address the USB connection issues and should be downloaded and installed automatically using Windows Update. For instructions on installing the latest Microsoft update, please see below:  If you have a working keyboard/mouse  If you have a non-working keyboard/mouse If you have a working keyboard/mouse: 1. Download the latest Windows update from Microsoft. 2. If your operating system is 86x-based, click on the second option. If your operating system is 64x-based, click on the third option.

3. Once you have downloaded the update, double-click on the downloaded file and follow

the on-screen instructions to complete the update installation. NOTE: If you wish to install the update manually, you can download the 86x and 64x versions of the update from http://www.catalog.update.microsoft.com/360023357433.aspx?q=KB4090913 If you currently have no working keyboard/mouse: For more information, see the Microsoft article on how to start and use the Windows 10 Recovery Environment (WinRE): https://support.microsoft.com/en-us/help/4091240/usb-devices-may-stop-working-after- installing-the-february-13-2018-upd Do the following: 1. Restart the system before Windows finishes loading the desktop three times in a row. Windows should automatically start the Windows 10 Recovery Environment (WinRE). 2. Once in WinRE select Troubleshoot > Advanced Options > Startup Settings. 3. In the bottom right corner of the window, click Restart.

4. Press 5 on your keyboard to select Enable Safe Mode with Networking.

5. In Windows Safe Mode, navigate to Windows Settings (Win+I) > Update and Security > Windows Update and install the latest updates.  +System Extension Blocked message when installing Logitech Options or LCC Starting with macOS High Sierra (10.13), Apple has a new policy that requires user approval for all KEXT (driver) loading. You may see a "System Extension Blocked" prompt (shown below) during the installation of Logitech Options or Logitech Control Center (LCC).

If you see this message, you'll need to approve the loading of the KEXT manually so that your

device drivers can be loaded and you can continue to use its functionality with our software. To allow KEXT loading, please open System Preferences and navigate to the Security & Privacy section. On the General tab, you should see a message and an Allow button, as shown below. In order to load the drivers, click Allow. You may need to reboot your system so the drivers are properly loaded and the functionality of your mouse is restored. NOTE: As set by the system, the Allow button is only available for 30 minutes. If it has been longer than that since you installed LCC or Logitech Options, please restart your system to see the Allow button under the Security & Privacy section of System Preferences.

NOTE: If you don’t allow KEXT loading, all devices supported by LCC will not be detected by

software. For Logitech Options, you need to perform this operation if you're using following devices:  T651 Rechargeable trackpad  Solar Keyboard K760  K811 Bluetooth keyboard  T630/T631 Touch mouse  Bluetooth Mouse M557/M558  +Unifying devices not detected after macOS 10.12.1 Sierra update We are aware that after updating from macOS 10.12 Sierra to macOS Sierra 10.12.1, Logitech Options software does not detect supported Unifying devices on some systems. To fix this issue, unplug the Unifying receiver and then plug it back into the USB port. If Logitech Options still doesn’t detect the device, you may also need to reboot your system.

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