Sims4updater -

: While many users in communities like r/PiratedGames consider it the "standard" for this purpose, others have reported issues with trojans or suspicious background activity.

: Updating the game—whether through official or unofficial means—frequently breaks custom content (CC) and mods. Users should always back up their Saves and Tray folders, typically located in Documents > Electronic Arts > The Sims 4 , before running an update. sims4updater

This tool is the standard, community-recommended way to update a legitimately purchased copy of The Sims 4 outside of the EA App, or to update a "alternatively acquired" (unlocked) copy. It is an EA tool. : While many users in communities like r/PiratedGames