Some of the icons in my Favorites Bar are missing the website specific graphic. Shows the generic graphic. Problem has persisted for several months. Same thing happens with some icons pinned to Task Bar. IE 10, Win 8 ( not 8.1). Have not installed, uninstalled any software (other than Win updates) or devices.

Step 1: Export the favourites to a folder.
Open Internet Explorer .
Click the Favourites button .
Click the down-arrow next to Add to favourites, then select Import and export.
Select Export to a file, then click Next.
Select Favourites (and any other settings) that you'd like to export, then click Next.
Click Browse, select a file or drive to export your favourites to, then enter a name for your bookmarks file. Click Save when you’ve finished.
For example, after you click Browse, select Documents, then enter the file name “bookmarks”. Your bookmarks will be saved in your Documents folder.
Click Export, then click Finish.

Step 2: Having exported your favourites, delete the all the pinned favorites from your favourites bar. Also, delete the favourites folder from your user account. Go to C:\Users\Your_User_Name and delete the Favourites folder.

Step 3: Restart your computer.

Step 4: Import all the favourites exported in Step 1.

Open Internet Explorer.
Click the Favourites button .
Click the down-arrow next to Add to favourites, then select Import and export.
Select Import from a file, then click Next.
Select Favourites, then click Next.
Click Browse, find and select the file you saved earlier, then click Next.
Click Import, then click Finish.