hi,It should be noted that this operation will make all configurations clear, please be cautious
First connect the computer to the console port, restart the button, press it, print through the serial port, and see the boot process,
After the bios is loaded, When you see the displayed information, press D in 3 seconds to enter, enter the password huawei123
and then perform the erase operation,
Note :that the erase operation will delete all configurations and return to the factory settings state. The username and password are the default username and password.