The printer should detect the files automatically. You will likely hear a series of beeps and see a progress bar or "Updating" message on the screen. Note: Do not turn off the power during this process.
: Save the UI recovery file ( mksscreen.recovery ) to the root of the USB drive and power on the printer. Qidi x-plus 3 firmware upgrade guide
: The process can take 15–30 minutes. Do not power off the printer during this time. 2. Online Firmware Update