How to flash bios in / black screen non resposive computer?

vodacon
vodacon Member Posts: 1 New User
edited March 2023 in 2017 Archives
I have acer all in one z3-710w  , recently during boot computer started to     go to a "recovery " page in bios. i played around and now  computer is stuck at black screen.
It appears to be incomplete bios update of corrupt bios. Please help.