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When i tried to format using my bootable my bootable also showing black screen with blinking underscore, but never tried to make another bootable. But i am sure that my bootable is working properly.

Im booting with the SSD, in the morning its working properly but when i got home and tried to start it, its just black screen also my boot first priority is the SSD . Also tried to format the ssd but when i try to boot on my bootable its just black screen and blinking underscore

Im booting with the SSD, in the morning its working properly but when i got home and tried to start it, its just black screen also my boot first priority is the SSD . Also tried to format the ssd but when i try to boot on my bootable its just black screen and blinking underscore.

HELPPP!! So i had this issue with my pc when i try to boot it its just black screen with an underscore blinking i already tried some things like: 1. Tried to check if all my rams are working so i tried to put it on another pc and it is working. 2.Resetting bios 3.Tried to replace ssd (Same issue) 4.Tried to format using a bootable USB but the bootable is also showing black screen and blinking underscore. 5. Tried to unplug all my hard drives and sata cables. Please any suggestions regarding this issue. SPECS: Lenovo Thickcentre edge 92 tower i7 3770 4x4 16gb ddr3 ram 240gb ssd 2tb hdd Gtx 1050ti