How to Access Icon Cache
Follow these steps to access iconcache.db: Now that you know where the iconcache.db files are stored, you can proceed to the next phase: refreshing the icon caches.
Refresh Icon Cache in Windows
If your icon cache is corrupted or Windows is not able to create the new image of the replaced icon, you need to rebuild or refresh the icon cache. To refresh the icon cache, just delete the iconCache.db file and Windows will automatically start rebuilding the new cache. Follow these steps below: Once you sign back in, you will notice that any changes made to the system icons will have taken effect.
Final Thoughts
Another quick way to refresh your system’s icon cache is by using a single command the Command Prompt with administrative rights: However, according to various sources on the internet, this command seems to refresh the icon caches on Windows 10 and 11. However, after testing it out ourselves, it did not work for us. That said, some users have had success with this command, and seems to do the trick. If it does not work for you, you can always try the method given above to refresh your icon cache.