I tried to search for my problem, but I couldn't find an answer and it's not a technical issue or bug so I didn't know where to post this at so I made a new one. I've never had a Sims game before, ...
Maxis is the name of the company who makes the game lol
I pretty sure those notifications are coming from the Gallery since you might be connected to the internet while using the game. Did you try going into settings and shutting off one of the online options?