The average PC user doesn´t think much about problems that can arise with a computer until a problem actually occurs in the system. Once a failure happens, repairs can be both costly and time-consuming. The good news is that there are some preventive measures that you can take to decrease the likelihood of running into problems with the computer´s smooth and efficient operation and also to lessen any damage that does occur despite best efforts to avoid failures.
Computer failures occur for a variety of reasons, sometimes because of human error and sometimes because of factors in the environment that cause a computer to malfunction — or a combination of both. These factors can include excessive buildup of dust, heat or magnetism; viruses picked up from the internet or from storage media shared between different computers; static electricity shocks or power surges; carelessness, such as spilling liquids into a computer or bumping or dropping the hard drive casing; software that has not been configured correctly or a PC´s setup that has been handled incorrectly, such as incorrect handling of upgrades.
The following tips are a basic guideline that you can use to keep your PC maintained to run efficiently, increase component lifespan and also help lessen the overall likelihood of PC failure: