Virus damage comprehensive PC wreckage

Avast failed to pick up virus/trojan?

no drives are accessible including DVD
system restore points are missing
task manager doesn’t run
no safe mode
search app. doen’t run
BIOS inaccessible

I have an 84 minute movie to complete in next two weeks!

Suggestions/help would be welcome

techno: PC Intel W7 64-bit i5 16Gb 150gb SSD

Start a new topic in V&W and post your logs there: https://forum.avast.com/index.php?action=post;board=4

Avast failed to pick up virus/trojan?
How do you know you are infected ?
no drives are accessible including DVD system restore points are missing task manager doesn't run no safe mode search app. doen't run BIOS inaccessible
Did you try to remove it, if so what did you do?