If you have owned your computer for a few years, you may notice certain problems, such as it may no longer remember the current time and date, certain peripherals may ...

You need to begin by locating the CMOS battery, which is a thin, round, button-like object. It can sometimes be hidden by extension cards or connectors. On older PCs it may have a cylindrical shape.

I would be inclined to say "no" re: crashing, but I'd try to clear CMOS, redo the settings, and see if it helps. Otherwise, no clue ...

There appears to be no single solution for ‘Alert, System battery voltage is low’ error message which you may see during boot. It flashes on your computer screen ...