After booting, the machine stays in the BIOS and cannot enter the system.
1.There is a small hole or button for CLR CMOS on the front of the machine, please insert a pin for 5-10 seconds (or press the button) after unplugging the power and HDMI cable, then turn it on to check whether it can be used normally.
2.please check whether the SSD can be read in the BIOS BOOT page.
1),If the SSD can be read:Please reinstall the system.System files can be find in the driver and firmware page.
2),If the SSD can't be read.Please turn off the power then remove the SSD and wipe it then reinstall it.
If machine also can't enter system,please change an available SSD to check it.
This is the tutorial of reinstalling the system:https://beelink.oss-cn-hongkong.aliyuncs.com/%E9%80%9A%E7%94%A8/Install%20Windows%20System%20Tutoria.pdf
If these can't solve this problem,please contact support mail（firstname.lastname@example.org）.