As your computer ages, it may run slower due to the existence of junk files. You need to delete these junk files and clean up your computer to enhance its speed.
Below are some instructions on how to remove junk files and clean up a Windows 7 computer.
1. Delete temporary files in the temp folder.
The temp file serves as a repository for temporary files. Whenever you utilize certain software, it generates temporary files within the temp directory for operational purposes.
To remove these temporary files, first navigate to the directory:
- Select Start -> Run (Windows + R) to open the Run dialog box, enter the keyword %temp%

- The Temp window will appear, select all files within Temp (Ctrl + A) and press Delete.

2. Prefetch cache directory.
The Prefetch cache directory contains shortcuts of frequently used programs within the system. Delete files in Prefetch to tidy up your computer.
- In the Run dialog box, type the keyword Prefetch and select OK (or Enter).

- Select all files in the Prefetch window (Ctrl + A) and choose Delete to remove them.
3. Utilize CCleaner software for junk cleanup.
- You can download and install CCleaner software onto your system. CCleaner can effectively assist you in cleaning up junk on your computer.

Select Clean junk -> Run CCleaner.
In addition to junk cleaning capabilities, CCleaner also helps tidy up. Running CCleaner can uninstall unnecessary software.
Here's how to efficiently clean up your computer and boost its performance using CCleaner software. Follow these steps to optimize your computer speed.