Abiezer325
Hello there,
Sorry for the trouble.
Could you please send us a picture of two lines SN code at the bottom of machine?
1、You can try to clear CMOS :Please turn off the PC , unplug the power supply and HDMI cable , and press the CMOS pinhole for about 10 seconds. Ten minutes later, plug the power supply and HDMI cable, turn on the PC again.
Please wait about one or two minute, if you can go to the system.
Please repeatedly press delete key as soon as your restart the PC, go to BIOS.
Go to Boot option, enable fast boot, press F4 to save.
Here is the tutorial :https://mega.nz/file/XypwTISY#DVT0BsjOgiPkZ-drQaj88JH9Z7f7qpKGP2E3nMHW8ms
2、Please uninstall the graphic driver in the device manager and install the new one.
We will send you the corresponding driver file after receiving your SN picture.
3、Please change the connection cable.
Have a nice day~