Don’t add back any script mods until they have been confirmed as working or they have been updated.Remove your mods and CC folder before starting up your game after the update.Start a ‘vanilla’ save that you can use after the update to slowly test whether everything is working.Back up your Sims 4 save files and all your other files.There is a slightly longer version of this post over here (published prior to the Eco Lifestyle patch), but we’ll give you a quick TL:DR.
How to prepare for The Sims 4 bunk beds update in 2021