1. Turn off some services on startup
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Go to "Startup" and unchecked some services that you have never used
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2. Increase Page File
Right Click on "My Computer" and then click "Properties"
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Click on "Advanced System Setting"
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Click on "Advanced" and then click "Settings..."
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Click "Advanced" and then click "Change...."
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Click on one of Hard Drive
>>Custom size:
- Initial size (MB): Minimum size of Page File
- Maximum size (MB): Maximum size of Page File
(Note: do not set too big, because it can damage boot file)
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Click on "Set" and then click "OK"
3. Disk Cleanup (Every 2 weeks)
Open "My Computer" and then Right Click on drive that you want >> click on "Properties"
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Click "Disk Cleanup"
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Please wait for 3 minutes (Computer is automatically collect junk file)
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Click "OK"
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4. Disk Defragmenter (Every 2 weeks)
Press (Start + R) and then type "dfrgui" >> Enter
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Select drive that you want to do and then click on "Defragment disk"
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Here is video: