How to clean up Windows installer cache folder “C:\WINDOWS\Installer”

One day you realize that your system driver is full and not working properly. After checking, you may find that the reason is that one of the folder(C:\WINDOWS\Installer) is to large.

This Folder(C:\WINDOWS\Installer) contains Windows installer cache. Can we just empty it?

The answer is negative. Some of cache may be relied on other software. Therefore, we need a tool to clean it.

Cleaning your system Installer cache with PatchCleaner.

  1. Download the software PatchCleaner:
  2. Run PatchCleaner and select the cleanup folder.

After cleaning with PatchCleaner, your Windows installer cache will be smaller than before and you will get a normal Windows system.





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