How to Make Windows 7 Extremely Fast

Windows 7 is already fast, secure and customizable compared to other Windows versions. But you can still take a few simple steps to speed up your Windows 7 computer if you find it a bit slow(see:Reasons Why Windows 7 Performs Slow). Follow the given steps which will help you increase your Windows 7 performance.
If you want to install windows 7 from USB,follow this blog-How to Install Windows 7 from USB .

Step1: Disable some extra features like:

• Windows 7 Sidebar and Gadgets

• Windows 7 Aero Theme and unwanted Startup programs

• Search Indexing Feature

• Unwanted Visual Effects in to Speed Up more

• User account control Feature 

• Windows Defender

Step2: Clean Drives and the Registry Regularly(see:How to clean Windows 7 Registry). Open Disk Cleanup from Start menu > All Programs > Accessories > System Tool. The "Disk Cleanup" dialog opens. Your computer will calculate how much space you can save by using the Disk Cleanup function. And Select the drive which you want to clean up from the drop-down menu.

Step3: Click "Delete Files" to confirm that you want to permanently delete the selected files. Disk Cleanup begins removing the files. The program will automatically close when Disk Cleanup is finished.

Step4: Defragment your Drives Weekly. For defragmentation, Click "Start," "All Programs," "Accessories," "System Tool," then "Disk Defragmenter." The Disk Defragmenter dialog box appears.

Step5: Select the drive which you want to defragment. After completing this process, click “Close” to close the program.

Step6: Try to find whether you have any disk error or not and repair it.

• Close all programs that are currently running on your system and then click the "Windows Explorer" icon from the taskbar. Alternatively, press the Windows key +"E." The Windows Explorer panel opens. Right-click the hard drive which you want to scan for errors and click "Properties." The Properties dialog of the selected disk appears.

• Select the "Tools" tab at the top of the dialog box and then click "Check now" in the Error-checking field. Check the box to the left of "Scan for and attempt recovery of bad sectors." Make sure the box next to "Automatically fix file system errors" is unchecked.

• Click "Start" to check for disk errors. When the program has completed its error checking, it will indicate whether you have any disk errors. If the program detects errors, click "Fix Errors." If the program doesn't detect errors, click "Close" to close the program.

Step7: Scan your system for viruses, spyware and adware by using a Trusted Antivirus Software.

*** If your system is still slow, it means there is something wrong with your hardware.

See also: How to Delete Undeletable Files in Windows 7
                How to Use Backup and Restore in Windows 7