: Move the GZR.zip file (and optional GApps like OpenGApps ) to your device's internal storage or SD card.
: If the ROM doesn't include Google apps, repeat the install step with your GApps zip file. GZR.zip
: Your device must have its bootloader unlocked. : Move the GZR
: Select Reboot System . The first boot can take several minutes. Important Troubleshooting GZR.zip
: You must have a recovery environment like TWRP installed.
: While many original GZR threads on XDA Forums are now archived or "Abandoned," you can sometimes find legacy builds on community repositories like SourceForge .