Hi,
If the Thumbnails keep being re-added after deleting them, then it is done by the system, and, unfortunately, not something we can prevent. - https://support.avast.com/en-us/article/Cleanup-Premium-FAQ/?option=mobile#idt_5300
Hi,
If the Thumbnails keep being re-added after deleting them, then it is done by the system, and, unfortunately, not something we can prevent. - https://support.avast.com/en-us/article/Cleanup-Premium-FAQ/?option=mobile#idt_5300