![How to download iOS 12.1.3 on iPhone XS, XR, X, and other supported devices [IPSW]](/content/images/size/w300/wordpress/2019/01/e8ec7-download-ios-12.1.3-update-iphone.png)
Apple is finally rolling out the iOS 12.1.3 update for all iOS 12 supported iPhone and iPad devices. The update is sized 300 MB and comes with build 16D40 for iPhone XS, XS Max, and XR. And build 16D39 for iPhone X, 8/8 Plus, and all previous iPhone models.
Apple hasn’t released the full changelog for iOS 12.1.3 yet but the little information shown in the update notification says “iOS 12.1.3 includes bug fixes for your iPhone and iPad”.
You can download iOS 12.1.3 OTA on your iPhone by going to Settings » General » Software Update page. If your device doesn’t detect the OTA update, wait for a few hours and check again. Restarting your iPhone might also force the OTA update.
If you’re someone like us, your way of installing iOS update is probably via IPSW firmware files and iTunes. It is the quickest way to install iOS updates, and most importantly, the best method to avoid installation issues.
Download iOS 12.1.3 IPSW Firmware
| iPhone models | iOS version | Download link |
| iPhone XS Max | iOS 12.1.3 (16D40) | Download |
| iPhone XS | iOS 12.1.3 (16D40) | Download |
| iPhone XR | iOS 12.1.3 (16D40) | Download |
| iPhone X | iOS 12.1.3 (16D39) | Download |
| iPhone 8 | iOS 12.1.3 (16D39) | Download |
| iPhone 8 Plus | iOS 12.1.3 (16D39) | Download |
| iPhone 7 | iOS 12.1.3 (16D39) | Download |
| iPhone 7 Plus | iOS 12.1.3 (16D39) | Download |
| iPhone SE | iOS 12.1.3 (16D39) | Download |
| iPhone 6s | iOS 12.1.3 (16D39) | Download |
| iPhone 6s Plus | iOS 12.1.3 (16D39) | Download |
| iPhone 6 | iOS 12.1.3 (16D39) | Download |
| iPhone 6 Plus | iOS 12.1.3 (16D39) | Download |
| iPhone 5s | iOS 12.1.3 (16D39) | Download |
For help installing iOS 12.1.3 through IPSW firmware file, follow our step-by-step guide at the link below:
→ How to install iOS IPSW firmware file using iTunes on Windows and Mac
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