Method A — From Android Settings (recommended if tablet boots)
Volume Up button first (don’t release). How to Open Recovery Mode on NOKIA T21
The Nokia T21, like most modern Nokia devices, uses a specific button combination and a "hidden" command to enter the full Recovery menu. Step 1: Power Down Method A — From Android Settings (recommended if
: Select "Reboot system now" to return to normal operation. Why Use Recovery Mode? Nokia 3: How to enter Recovery & FastBoot Modes like most modern Nokia devices
If your NOKIA T21 still boots into Android but you want to enter Recovery without physical buttons (e.g., broken buttons), use ADB (Android Debug Bridge).