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Don't assume marking something as "watched" will prevent recommendations - most platforms still use that data to suggest similar stuff. What actually works is rating or giving thumbs down to things you've finished so the algorithm knows you're not interested in seeing them again. On YouTube you can remove videos from your watch history entirely, and most streaming apps let you hide titles from your continue watching list. The nuclear option is clearing your whole watch history, but that resets recommendations from scratch which can be annoying.

Have you tried actively rating or thumbs-downing stuff you've finished instead of just letting it sit there marked as watched? I've noticed that on YouTube, if I give a thumbs down to something I've already seen, it stops showing up in recommendations way faster than if I just ignore it. The algorithm seems to treat "I watched this" differently from "I watched this and didn't want to see it again" - marking something watched just tells it you've consumed it, which can actually make it recommend similar content even harder. Try being more aggressive with the downvote button on completed shows and movies, and you should see them cycle out of your feed pretty quickly.

ashley1971 asker Thanks, makes sense. I'll start downvoting finished stuff instead of just leaving it.

The real trick is making sure you're actually signing out of old viewing history entries rather than just leaving them sit there - most apps let you delete individual watch records, and that's way more effective than relying on thumbs-down buttons alone. If you go into your watch history and remove the ones you're tired of seeing, the algorithm has less data to pull recommendations from, which cuts down on the repetition. Some platforms like Netflix also let you remove titles from "Continue Watching" separately, which helps declutter what you see first when you open the app.

Most platforms let you remove individual titles from your watch history, and that's actually the fastest fix - just find the show or movie in your history and delete it so the algorithm stops using it as a reference point. The catch is that this doesn't work retroactively on recommendations that already exist; you might still see old suggestions for a bit while the app updates. Rating things with a thumbs down helps too, but clearing the actual watch record keeps those titles from influencing future recommendations in the first place, which is way more effective than just marking something as watched.

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