How to Rebuild Icon Cache Windows 10 - Fix Blank App Icons - iconcache.db [Tutorial]
Issues addressed in this tutorial:
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To show icons faster, Windows caches them into a file. This special file contains icons for many apps and file types, so File Explorer doesn't need to extract the icons for known file extensions and apps. This allows File Explorer to work faster.
However, the icon cache file size is just 500 KB by default. Due to this restriction, folders with many files may open slowly. Increasing the icon cache size may resolve the issue and fix slow loading icons in the File Explorer app.
Unfortunately, there is no special option in Windows 10 and File Explorer to change the icon cache size. The procedure involves Registry editing. Let's see how it can be done.
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If you notice that icons are displaying incorrectly, or not displaying at all, your first step should be rebuilding the icon cache (in Windows 10) or the thumbnail cache (in Windows 7 and 8). That process basically amounts to finding and deleting the cache file so that Windows rebuilds it on the next restart. You might even give it a shot first if slow-loading icons are your only problem. If that doesn’t get you sorted out, take a look at these steps for increasing the icon cache size. These steps work in Windows 7, 8, and 10.
If your Desktop icons are slow to load in Windows 10/8/7, then these suggestions will help you fix the slow startup and boot problems. This could result because of the presence of many startup programs, a corrupted User Profile or Icon Cache file, etc.
This tutorial will apply for computers, laptops, desktops, and tablets running the Windows 10, Windows 8/8.1, Windows 7 operating systems. Works for all major computer manufactures (Dell, HP, Acer, Asus, Toshiba, Lenovo, Samsung).
