Once the tool recognizes the device, click Start . The process usually completes in under 90 seconds. 3. Optimized "Custom" Setup
The screen will go black, then show a terminal script. This takes about 3–5 minutes. Do not power off while "Writing system partition" appears. x12 plus custom firmware updated
For X12 Plus units with the WiFi/BT chip, the updated drivers fix chronic disconnection issues. Now you can reliably connect or use Moonlight streaming for PC game streaming. Once the tool recognizes the device, click Start
Custom firmware is often version-specific. Flashing the wrong version can brick your device. Once the tool recognizes the device