fastboot – Asus Zenfone Pro Max M1 unlocks the boot loader process stuck when sending the file

Start the quick flashall
Clear data: yes
Supports all devices
current-slot is the current
buildtype is user
the target reported a maximum upload size of 536870912 bytes
the sending of & # 39; QHYBSBJk & # 39; (0 KB)

He stays stuck here and does not work at all
as in the tutorial videos on YouTube

I use an unofficial method to unlock the Asus Zenfone Max Pro M1 bootloader.

Help me here I want to root but I do not know what's wrong here.