Install LineageOS on m7
Basic requirements
- Make sure your computer has
adb
andfastboot
. Setup instructions can be found here. - Enable USB debugging on your device.
Unlocking the bootloader
-
Enable OEM unlock in the Developer options under device Settings, if present.
- Connect the device to your PC via USB.
- On the computer, open a command prompt (on Windows) or terminal (on Linux or macOS) window, and type:
adb reboot bootloader
You can also boot into fastboot mode via a key combination:
- Once the device is in fastboot mode, verify your PC finds it by typing:
fastboot devices
Tip: If you seeno permissions fastboot
while on Linux or macOS, try runningfastboot
as root. - Now type the following command to obtain your bootloader unlock token:
fastboot oem get_identifier_token
-
Visit the HTCDev Bootloader Unlock website and follow the instructions there to obtain your unlock key and unlock your bootloader. If your device does not appear in the drop-down list, select All Other Supported Models.
Note: If your device is not supported by the HTCDev Bootloader Unlock website, you will need to use an alternative bootloader unlock method like SunShine. - If the device doesn’t automatically reboot, reboot it. It should now be unlocked.
- Since the device resets completely, you will need to re-enable USB debugging to continue.
Installing a custom recovery using fastboot
-
Download a custom recovery - you can download TWRP. Simply download the latest recovery file, named something like
twrp-x.x.x-x-m7.img
. - Connect your device to your PC via USB.
- On the computer, open a command prompt (on Windows) or terminal (on Linux or macOS) window, and type:
adb reboot bootloader
You can also boot into fastboot mode via a key combination:
- Once the device is in fastboot mode, verify your PC finds it by typing:
fastboot devices
Tip: If you seeno permissions fastboot
while on Linux or macOS, try runningfastboot
as root. - Flash recovery onto your device:
fastboot flash recovery <recovery_filename>.img
Tip: The file may not be named identically to what stands in this command, so adjust accordingly. - Now reboot into recovery to verify the installation:
- With the device powered off, hold Volume Down + Power.
Alternatively, on some devices and recoveries you can use fastboot to boot directly into the freshly flashed or any other desired recovery:
fastboot boot <recovery_filename>.img
Tip: The file may not be named identically to what stands in this command, so adjust accordingly.
Installing LineageOS from recovery
-
Build a LineageOS installation package.
- Optionally, download additional application packages such as Google Apps (use the
arm
architecture).
- Optionally, download additional application packages such as Google Apps (use the
- If you are not in recovery, reboot into recovery:
- With the device powered off, hold Volume Down + Power.
- Now tap Wipe.
-
Now tap Format Data and continue with the formatting process. This will remove encryption and delete all files stored in the internal storage.
-
Return to the previous menu and tap Advanced Wipe, then select the Cache and System partitions and then Swipe to Wipe.
- Sideload the LineageOS
.zip
package:- On the device, select “Advanced”, “ADB Sideload”, then swipe to begin sideload.
- On the host machine, sideload the package using:
adb sideload filename.zip
-
(Optionally): If you want to install any additional add-ons,
adb sideload filename.zip
those packages in sequence.Note: If you want Google Apps on your device, you must follow this step before booting into LineageOS for the first time! - (Optional): Root your device by installing LineageOS’ AddonSU, (use the
arm
package) or by using any other method you prefer. -
Once you have installed everything successfully, run ‘adb reboot’.
Warning: Depending on which recovery you use, you may be prompted to install additional apps and services. We strongly advise you to opt out of installing these, as they may cause your device to bootloop, as well as attempt to access or corrupt your data.
Get assistance
If you have any questions or get stuck on any of the steps, feel free to ask on our subreddit or in #LineageOS on freenode.