As the title suggests, could thumbnails be shown for video files in folder mode (similar to how it’s shown on the web client)?
A separate request would be to show the path to the current directory when browsing (not just the current parent folder) to make browsing directories easier. Right now folder mode seems sort of half-baked.
There’s already a feature suggestion for what you have described.
Please use the search before creating duplicate requests / suggestions that distract votes from existing ones.