Cleaning dust from the system unit., PREVENTIVE MAINTENANCE, Replacing a defective RAM., CORRECTIVE MAINTENANCE, Running an antivirus scan., PREVENTIVE MAINTENANCE, Reinstalling a corrupted printer driver., CORRECTIVE MAINTENANCEC, Checking computer cables., PPREVENTIVE MAINTENANCE, Replacing a damaged keyboard., CORRECTIVE MAINTENANCEC, Deleting unnecessary temporary files., PREVENTIVE MAINTENANCEP, Backing up important files., PREVENTIVE MAINTENANCEP, Repairing Windows after an error., CORRECTIVE MAINTENANCE, Cleaning the cooling fan., PREVENTIVE MAINTENANCEP

COMPUTER MAINTENANCE

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