Professional computer cleaning.
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Check BIOS battery.
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Remove expired anti-virus programs.
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Scan for viruses.
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Install AVG - anti virus program.
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Install Spybot Search & Destroy.
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Perform Windows Updates.
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Install Advanced Windows System Care.
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Run disk clean and defragmenter.
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Memory upgrade recommendation.
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Verify cooling fan operation on power supply, case, and CPU.
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