Hi , i have a problem with Toshiba SATELLITE U500-10L , i restart it , after that is says .Test Mode bulid 7601 sp1. And the screen is black
this laptop is with me more than 10 years and its the first time it doing thisWelcome to the forums, newcomer!
Out of curiosity, where did you source the installer for the OS? Might want to see if this helps you out.