Just to double check, is the Youlag extension enabled in "Settings -> Extensions"?
The view you described sounds like what FreshRSS would look like if Youlag isn't enabled.
Watch videos in FreshRSS like it's YouTube: "Youlag" extension (v4.0.3)
MAZANOKE v1.1.5: Self-hosted local image optimizer in your browser — now supports TIFF, ICO, basic auth (featured on Tailscale, LINUX Unplugged, Selfh.st)
MAZANOKE v1.1.0: Self-hosted local image optimizer in your browser — now supports HEIC, clipboard paste, and more
MAZANOKE update (image optimizer via browser): Batch upload and download
MAZANOKE: A self-hosted local image compressor that runs in your browser
MAZANOKE: A self-hosted local image compressor that runs in your browser
Browse and watch videos in FreshRSS like it's YouTube: "Youlag theme/extension" (v3.0.2)
Browse and watch videos in FreshRSS like it's YouTube: "Youlag theme/extension" (v3.0.2)
Browse FreshRSS like YouTube: "Youlag Theme for FreshRSS"
Youlag doesn't come with the core FreshRSS, it's an extension you need to manually install. You can follow the install instructions here to learn how to install Youlag. It's the same method that you use to install any other third-party extension for FreshRSS.
Once installed, the extensions page should look like this: