OnePlus One Manual For Installing

1. Important Notes 2. Getting Ready 3. ROM Installation 4. GMS Installation 1. Important Notes a) Please follow the steps outlined here exactly. b) Please keep your phone connected to your computer throughout the entire process. c) Please make sure that your phone has at least 40% battery left. d) Either installing another OS on your phone (also called “flashing”) or rooting it could invalidate your phone’s original warranty. Please check with the customer service or technical support department of your phone’s manufacturer for details. e) A misstep in the process could result in “bricking” your phone (making it completely inoperable), so please back up your data beforehand. 2. Getting Ready a) Download the Smartisan OS ROM onto your computer and then copy it to your phone's root directory. b) Make sure that bootloader on your phone is already unlocked (you could use the All-in-One file from the OnePlus package to unlock it, see here: https://forums.oneplus.net/threads/oxygenos-2-1-4-for-the- oneplus-one.425544/) c) Download flash_recovery.zip onto your computer and unzip it. 3. ROM Installation a) On your phone, go to Settings > More > Developer Options and turn on “USB Debugging.” b) Connect your phone to a computer with a USB cable. c) Enter Recovery Mode: • Windows Users: Find the flash_recovery folder and run the flash_recovery.bat file located there. • Mac Users: Find the flash_recovery folder and open the flash_recovery.sh file located there with Mac Terminal. d) You will enter the Smartisan recovery mode in a moment. e) On your phone, tap “Wipe data/factory reset,” then “Yes – delete all

g) On your phone, tap “Apply Update,” then “Choose from internal storage,” then “0/,” and finally select the Smartisan OS ROM installation package. h) After installing the Smartisan OS ROM, tap “Reboot system now,” and once your phone has restarted you will be able to start using Smartisan OS. 4. ROM Installation To help you get the easy access to Google Services, we already pre- install the Google Services Installer on the launcher. Please make sure you open it and follow the instructions there to install Google Apps.