For the beginners, it's rather annoyed when something is going wrong and they do not know how to solve the computer problems. The easiest way is to restart the computer, however, it will not save what they had done but that the only way to do if they have no one to correct the problem for them. The correct way to restart the computer is to click the 'restart' button on the cpu; do not switch off the power and switch on the computer power again as that will make the computer easily out of order in the future.
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