This extension looks for certain keys in Facebooks feed and hides elements that contain Reels and short videos and Suggested for you.
It places a small banner in the items place to let you know what was hidden.
Chrome web store: https://chrome.google.com/webstore/detail/pfkcihjlfejenpmhkhgbannfhofclncj/
Firefox web store: https://addons.mozilla.org/en-US/firefox/addon/fb-hide-recomm-and-reels/