Game still lagging after Seasons emergency patch

[JellyLo]

My game still lagging while trying to apply paint to walls and applying flooring.

[AAFangirl7]

Do you have any mods or custom content installed?

[172e3cda00349872]

This is still an open bug.

[OPEN] Extreme Lag When placing wallpaper on walls
https://answers.ea.com/t5/Bug-Reports/OPEN-Extreme-Lag-When-placing-wallpaper-on-walls/m-p/6872282#M...

If you have mods, please move the Mods folder to the desktop, clear your game cache and delete the localthumbcache.package from the Sims 4 folder to help with troubleshooting. Try a new game to see if you still have the issue. If yes, please report it using the link above.

How to Delete Cache Files
https://sims4.crinrict.com/en/2014/09/delete-cache-files/