Considering this, how do I fix my Sims 4 resolution?
For a quick fix, try pressing Alt-Enter when it is giving you the error. That would put the game in full screen mode, which should match your desktop resolution. If that works, then go into the properties menu and choose an appropriate resolution for your monitor.
Additionally, what is the best resolution for Sims 4? 1920x1080 pixels
Keeping this in view, what does uncompressed SIM textures mean?
40. If you find that your Sims look “Blurry” or “Grainy”, head into the game options and “tick” Uncompressed Sim Textures. This will eliminated the grainy textures on your Sim. You will need to restart the game.
How do I check my Sims resolution?
Sims will have 7 days to complete resolutions, and can only select one resolution per Holiday. Once Sims select a resolution, they can view progress in the Simology Panel. Completed Resolutions will reward Sims with 100 Satisfaction Points. Raise a Skill - Level up any skill within a week to complete this resolution.