How to Clear Thumbnail Cache in Windows 10 and 8

Windows 10 and 8 store a copy of all the images, videos, and document thumbnails in a file. At times the thumbnail cache becomes corrupted, and the previews stop working for some files. In order to resolve the Thumbnail preview issues, you need to clear the thumbnail database so that it can be rebuilt. For resetting the thumbnail cache in Windows 10 and 8, follow the process given in this blog.

Via Disk Cleanup

  1. Open the Start menu by pressing the Win key.
  2. Type disk cleanup in the search bar and hit Enter.
  3. Click on Disk Cleanup from the search results.
  4. Wait for the Disk Cleanup app to launch.
  5. After that, when prompted to choose the drive you wish to clean up, select the hard drive.
  6. Now, Disk Cleanup will calculate the space that can be freed.
  7. When the scan is over, place a checkmark next to Thumbnails below Files to delete.
  8. Just start the Disk Cleanup process by hitting the Ok button located at the bottom of the prompt.
  9. In the confirmation prompt, you will be asked if you want to delete the selected files permanently. Click on the Delete Files button.

How to clear thumbnail cache manually

  1. Firstly, you need to launch File Explorer.
  2. Click on the View tab located at the upper left side of the screen.
  3. From the ribbon, place a checkmark next to Hidden items.
  4. Now, head over to %homepath%\AppData\Local\Microsoft\Windows\Explorer by entering this in the address bar.
  5. Place checkmarks on all the files that are saved as thumb cache. Choose all files that start with thumb cache.
  6. Now, right-click over the selected files and select the Delete option from the pop-out menu.
  7. Or else, go to the Home tab and then select the Delete option.
  8. In the confirmation window, click on the Yes button.
  9. Now that the files have been deleted, you need to empty out your Recycle Bin.

Billy Mark is a technical expert who writes about productivity suites such as Microsoft Office. He writes blog posts, reviews, instruction manuals, news releases, and technical descriptions at office.com/setup

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