Infact, i used windows_fastboot_first_install_with_data_format.bat install ok but it reboot in fastboot mod, so i tried fastboot erease userdata it worked but same issue
So i tried the script for update rom and tada it worked
Hello my device already BL unlocked and lastest 21.2.3 on v12.0.22.0 base. First installation ok but stucks in fastboot mode.Tried erase userdata same issue.
Used scrit update and boot ok