It seems like we've got an intriguing image of a structure, possibly a castle or a ruined building, but I suspect this isn't what you wanted help with! Let's address the issue regarding the grey box with a bar in your photo thumbnail icons.
The grey box you're seeing in your thumbnail icons often indicates either a missing thumbnail or a corrupt image file. Here are some steps you can try to resolve the issue:
- Clear Thumbnail Cache:
- Open
File Explorer
.
- Click on the
View
tab > Options
> Change folder and search options
.
- In the
Folder Options
dialog, switch to the View
tab and check “Show hidden files, folders, and drives”.
- Uncheck “Hide protected operating system...