What causes a computer to malfunction?
Computers crash because of errors in the operating system (OS) software or errors in the computer hardware. ... Because the values RAM stores get corrupted unpredictably, it causes random system crashes. The central processing unit (CPU) can also be the source of crashes due to excessive heat.
Related Articles
What is the most common cause of computer errors?
However, here are some of the most common things that cause computer errors, along with what you can do to prevent them from happening. Viruses and malware: Obviously, the most common cause of computer errors is viruses and malware, each of which ...
How do you unlock the keyboard on Microsoft Word?
Press the "CTRL," "ALT" and "DEL" buttons at the same time. This causes a dialog box to open up, which asks you for your username and password to unlock the keyboard.
How do I know if my laptop keyboard is not working?
Right-click on the listing for your computer's keyboard. Select the "Scan for Hardware Changes" option from the menu. The Device Manager will now test your computer's keyboard. If an "error" icon appears next to the listing, there is a problem with ...
Why is my wireless keyboard not working?
Failing to reconnect wireless devices after changing the batteries is the most common cause of wireless keyboard and mouse failures. If nothing is working still, restart your computer. ... If this didn't fix the problem, try plugging in ...
How do you lock keyboard keys?
If your keyboard lacks a "Windows" key, you can still lock the keyboard by pressing "CTRL" + "Alt" + "Del" keys simultaneously for a few seconds. If the Windows Security window appears, select "Lock Computer." If the Task Manager window instead ...