Checklist

• I am using an up-to-date version.
• I have read the documentation.
• I have searched existing issues.

TagStudio Version

Alpha 9.5.4

Operating System & Version

bazzite-dx-nvidia:stable

Description

When putting .vtf files in my library they do not produce preview images.

Expected Behavior

the .vtf files should produce previews of their content

Steps to Reproduce

1. install tag studio on bazzite
2. find .vtf file in tf2 and add it to a library
3. observe that no thumbnail has been created

Logs

2025-09-03 04:09:16 [error ] Couldn't render thumbnail error=UnidentifiedImageError filepath=PosixPath('/home/Pheubel/Memes/spray.vtf')