Updating mods Steam Thumbnail
From Squad Wiki
This guide is intended to help you update your mods Steam Thumbnail. As this can NOT be done from within Steam.
- Locate your mods “modinfo.smi” inside of your mods folder
- It should be in the root i.e: Squad/Plugins/Mods/<Mod Name>
- Open up the file
- Change your ModSteamImagePreview path