You Asked: How Do I Restore My Android Operating System?

How do I reinstall Android OS?

Updating your Android.

1. Make sure your device is connected to Wi-Fi.
2. Select About Phone.
3. Tap Check for Updates. If an update is available, an Update button will appear. Tap it.
4. Install. Depending on the OS, you’ll see Install Now, Reboot and install, or Install System Software. Tap it.

How do I flash and reinstall Android OS?

To flash your ROM:

1. Reboot your phone into Recovery mode, just like we did back when we made our Nandroid backup.
2. Head to the “Install” or “Install ZIP from SD Card” section of your recovery.
3. Navigate to the ZIP file you downloaded earlier, and select it from the list to flash it.