Upgrade Android 5.1.1 To 8 Now

If your device is no longer receiving OTA updates or you want to upgrade immediately, you can use the factory image method. This method requires more technical expertise and involves unlocking your device’s bootloader.

If your device is no longer supported by its manufacturer, you can consider installing a custom ROM. Custom ROMs are community-developed operating systems based on Android. upgrade android 5.1.1 to 8

Upgrade Android 5.1.1 to 8: A Step-by-Step Guide** If your device is no longer receiving OTA