), you can download the official factory images directly from the Google Developers Image Archive .
Installing an Android system ZIP manually requires an unlocked bootloader and a custom recovery (like TWRP). It will wipe your data. Proceed at your own risk.
Transfer the 7.1.2 zip file to your device's internal storage or SD card. Boot into TWRP Recovery.
Leave its model in the comments, and I’ll point you to the right 7.1.2 ZIP link.
If you are looking for a zip file for a specific device, you will likely find them on the following platforms: Custom ROMs : Sites like XDA Developers
site provides documentation, full factory images and OTA (Over-the-Air) zip files are typically found in the Google Play Services OTA images repositories for Nexus and Pixel devices. Security Risk
, if you own a 2015-2017 flagship. No , if you own a phone released after 2019. For modern phones, Android 7.1.2 lacks: