Thread: What mistaken with my computer?

when i turn it on it loads up as before but as an alternative of going to desk top it show black monitor with the letter j at the top
j_ <--like that

It’s possible that your association BIOS is not booting to the H.D. include your window putting in. You need to open the BIOS and verify if the The BIOS is set to your H.D. being the first machine your PC boots to when your turn your PC on !