The problem that occurs to some companies has given them a problem that they don’t believe will happen to their system. To prevent a computer system failure, companies need a plan to recovery the system failure that will attack the system any time. The first way to prevent the computer system failure is by creates a Password security, it is the basic security precaution that all company should take, this is to have a good password and safety for the access controls to the company network. Not just backing up files, this action will may prevent a security more and will avoid incident in the company. The second ways to prevent the computer failure is by doing a backup planning.