During use, and especially on overcharge, the water in the electrolyte splits into hydrogen and oxygen. The battery begins to gas, which results in water loss. In flooded batteries, water can be added but in sealed batteries, water loss leads to an eventual dry-out and decline in capacity.
Virus. The first possibility, and maybe the most common computer ailment, is a virus. Viruses can do any number of things to a computer, but while theyâre stealing your data or ruining your files, theyâre using up precious system resources that could be used for other important tasks.
How To Fix Stopping, Freezing, and Reboot Issues During Windows Startup. 1  Power off and then on your computer. Unfortunately, you can't properly restart Windows because it's not fully loaded, so you'll have to do it manually. 2  Start Windows in Safe Mode, if you can, and then restart your computer properly.