The Sims 3 Patch 1.70 Download
Many players prefer 1.67 because it allows for "offline mode" without the EA App handshake. To revert:
Once the patch is installed, you are not done yet. Patch 1.70 resets your graphics settings and disables mods.
| Problem | Solution |
|--------------------------------------------|--------------|
| Game won’t launch after 1.70 | Rename The Sims 3 folder in Documents → launch game (fresh user data). |
| “Invalid file” error during repair | Uninstall Sims 3 completely → reinstall via EA App → repair. |
| Mods not working | Delete cache files (see above) and redownload mods for 1.69/1.70. |
| EA App says “patch failed” | Run EA App as Administrator → disable antivirus temporarily. |
| Want to revert to 1.67? | You cannot officially downgrade. Use a backup or reinstall from disc/Steam. | The Sims 3 Patch 1.70 Download
Patch 1.70 is safe for most modern Sims 3 players using the EA App. It doesn’t improve performance or add features – just DRM and launcher changes. If your game works fine on 1.67, do not update. If you’re forced to use EA App, 1.70 is unavoidable.
For mod-heavy players, stick with Steam 1.67 or a no-CD 1.67 installation. Many players prefer 1
Yes, but only if you own the game digitally.
While Patch 1.70 does not add new content (no worlds, no objects, no traits), it dramatically improves stability on modern hardware. The reduction in Error Code 12 and the ability to recognize RTX 30-series and 40-series graphics cards breathe new life into a 15-year-old game. Patch 1
However, be prepared to spend 30 minutes tweaking your GraphicsRules.sgr file and reinstalling your Nraas mods. A vanilla install of Patch 1.70 is still buggy; a modded install of Patch 1.70 is a masterpiece.
Final Download Link (Official EA CDN):
http://akamai.cdn.ea.com/eadownloads/u/f/sims/sims3/patches/TS3_1_70_Install_Update.exe
Checksum (for safety): Always verify the file size is roughly 1.4 GB. If the file you downloaded is 10 MB, it is a virus. Delete it immediately.
Before we walk through the download, let’s look at the history. Many players confuse Patch 1.67 with Patch 1.70. Here is the difference: