Using Ccleaner add the exclude path c:\users\.....\Temporary Internet Files
Close Ccleaner
Open regedit (be careful!!!!)
Go to: HKEY_CURRENT_USER\Software\CCleaner
Edit the key Exclude<#> that matches the exclude path above and add the sub-directory "Enclosures"
It should look like:
PATH|C:\Users\<Your Name>\AppData\Local\Microsoft\Windows\Temporary Internet Files\Enclosure\|*.*