Can someone tell me what is wrong with Google analytics?

Can someone tell me why is this difference in traffic?
On a single article it says 212
But in total traffic very few...
why is that? Does anybody know please?

https://ibb.co/Wc9V2gH

Honestly, that seems like some weird kind of bug. You should be having close to 300 active users on your website.

If a user is filtered out they don't even show up in the Real-Time tab. Really, really weird.

Was this a temporary thing or are you still having these problems?