The 104th update for The Sims 4 was released on November 17, 2020. It updated the game to version 220.127.116.110 for PC, version 18.104.22.1680 for macOS and version 1.34 for console.
This update addresses the pesky crashes that cropped up with the previous update. If you used the audio workaround, please remember to undo that so you can enjoy the game in all its audible glory.
This update also resolves the PC problem where attempting to purchase packs from the main menu resulted in an Origin error.
Thank you as always for your reports and assistance in tracking down these issues.