Apple Watch Series 3 (42mm) watchOS 5.3.10 firmware
Apple Watch Series 3 (42mm)
Signed
watchOS 5.3.10
Build 16U711 For Watch3,4, N121bAP
Global · OTA update
Download
1.29 GB
Downloads from updates.cdn-apple.com.
File details
- OS
- watchOS 5.3.10
- Region
- Global
- Type
- OTA update
- Released
- Size
- 1.29 GB
- File name
2f702ed173b1f78e9c46f768a702d7199bce1346.zip
Before you download
- Make sure your device’s model number is one of: Watch3,4, N121bAP. You will find it in Settings → About phone, or on the box.
- This file is for the Global region. Installing another region’s firmware can remove features or block updates.
- This is an update package. It installs from the phone’s own update menu and keeps your data in most cases.
- Apple devices can only restore versions marked “Signed”.
- Back up your photos, contacts and files first, and charge the battery above 50%.
How to install
Apple Watch, HomePod and most Apple TV models update over the air. The OTA files listed here are the official update packages, useful for archiving and repair research. Normal users install them through Apple’s own update menus, not by hand.
Read the guide: Apple Watch, HomePod and Apple TV updates (OTA files)