Mirror recovery resets all configurations and loses all data on the Pad, so this operation is only used to restore the original settings of the Speeder Pad
[https://drive.google.com/file/d/1-EfPKNNMaQkoYmIX9QEU8t_NB_Pyap9g/view?usp=sharing]
https://www.raspberrypi.com/software/
Wait for the green bar to finish loading (the process will take 10-15 minutes)