Upgrading to a custom ROM requires wiping all data on the internal storage.
If the OTA tool fails or reports that your device is up to date when it is still on Android 7, use Lenovo's official PC software. lenovo tbx704f android update 2021
Once in fastboot mode, verify connection with: fastboot devices Upgrading to a custom ROM requires wiping all
There were no official releases for Android 9, 10, or 11 for this model. Security Patches: Security Patches: For owners of the (also known
For owners of the (also known as the Lenovo Tab 4 10 Plus), 2021 was a defining year. After years of waiting for an official upgrade, it became clear that Lenovo had no plans to update this once-premium tablet beyond its original Android 7.1 Nougat operating system. However, that didn't mean users were stuck in the past. Instead, the device found a second life through the active community of developers who brought custom ROMs—including Android 10, Android 11, and even Android 12-based firmware—to the aging tablet.