Is your game showing missing text or codes? │ ├─ Does the problem appear immediately at launch (main menu)? │ └─ YES → Try Solutions 1-3 (repair/reinstall string files) │ ├─ Does the problem appear only when loading specific saves? │ └─ YES → Try Solution 4 (reset user folder) │ ├─ Does the problem appear only when using mods? │ └─ YES → Try Solution 5 (mod management) │ ├─ Is your entire game in the wrong language? │ └─ YES → Try Solutions 6 or 7 (manual replacement/registry) │ └─ None of the above work? └─ Full reinstall (see below)
Go to Documents\Electronic Arts\The Sims 4 and delete the localthumbcache.package file. sims 4 language strings fix
Open the folder and delete all files inside ending in .cache (do not delete the folder itself). Open the cachestr folder and delete all files inside. Is your game showing missing text or codes
Now for what you came here for—the actual fixes. I've organized these from simplest to most complex, so start at the top and work your way down. │ └─ YES → Try Solution 4 (reset
Navigate to your game installation folder (e.g., C:\Program Files\EA Games\The Sims 4 ).
Run these checks to pinpoint the issue:
: This is the most common fix. In the EA App or Steam, right-click on The Sims 4 in your library and select Repair . This forces the game to check for and redownload missing or corrupted language files.