If the firmware update for the Xiaomi Smart Double Stack Air Fryer 12L is unsuccessful, please refer to the following troubleshooting steps:
1. It is impossible to update the firmware in the working state. You can try again in the non-working (startup) state.
2. Check that the plug is fully inserted into a working electrical outlet and that there are no issues with the power source, such as a tripped circuit breaker or loose connection.
3. Please check whether the Wi-Fi is connected normally. You can change the network to try.
4. Try upgrading the firmware again.
If the problem persists, please contact the after-sales service.
Note:
1. When upgrading firmware via the Xiaomi Home App, the screen displays "Updating" and the device automatically restarts upon completion.
2. No other operations can be performed while updating.