Apple Watch Series 4 (44mm)
On this page, you will get all IPSW firmware files for Apple Watch Series 4 (44mm) (Watch4,2), including the latest watchOS updates as well as previously released versions. This is full list of Apple Watch Series 4 (44mm) IPSW file signed and unsigned both versions from ipswguide is Free.
All IPSW firmware files listed here are official and released directly by Apple. You can use the signed versions to restore, update, remove a passcode, or repair your device using Finder or iTunes. Make sure, always prefer to download and install signed firmware versions. The unsigned versions cannot be installed through official methods.
Not sure which model? If you're using iOS 12 or later, go to Settings > General > About > Model Name. Or, use our Device Identifier Tool to find your exact model
0 Signed
0 Unsigned
75 OTA
75 total
| Version | Build ID | Released | Size | Status | Download |
|---|---|---|---|---|---|
| 📡 OTA (Over-the-Air) Updates | |||||
| 5.3.10 OTA | 16U711 | Mar 24, 2026 | 127 MB | OTA Signed | OTA |
| 6.3.1 OTA | 17U224 | Feb 2, 2026 | 683 MB | OTA Signed | OTA |
| 5.3.9 OTA | 16U693 | Nov 5, 2020 | 41 MB | OTA Signed | OTA |
| 6.3 OTA | 17U216 | Jan 26, 2021 | 73 MB | OTA | OTA |
| 5.3.8 OTA | 16U680 | Jul 15, 2020 | 47 MB | OTA | OTA |
| 5.3.7 OTA | 16U674 | May 18, 2020 | 1.40 GB | OTA | OTA |
| 5.3.6 OTA | 16U662 | Mar 24, 2020 | 49 MB | OTA | OTA |
| 5.3.5 OTA | 16U652 | Feb 18, 2020 | 1.40 GB | OTA | OTA |
| 5.3.4 OTA | 16U627 | Dec 10, 2019 | 1.40 GB | OTA | OTA |
| 6.1.1 OTA | 17S5433b | Nov 5, 2019 | 768 MB | OTA | OTA |
| 5.3.3 OTA | 16U620 | Oct 29, 2019 | 1.40 GB | OTA | OTA |
| 6.1 OTA | 17S5083a | Oct 23, 2019 | 57 MB | OTA | OTA |
| 6.1 OTA | 17S5076a | Oct 16, 2019 | 103 MB | OTA | OTA |
| 6.1 OTA | 17S5068e | Oct 10, 2019 | 758 MB | OTA | OTA |
| 5.3.2 OTA | 16U611 | Oct 9, 2019 | 1.40 GB | OTA | OTA |
| 6.1 OTA | 17S5059e | Oct 2, 2019 | 257 MB | OTA | OTA |
| 6.0.1 OTA | 17R6605 | Sep 30, 2019 | 388 MB | OTA | OTA |
| 6.0.1 OTA | 17R605 | Sep 30, 2019 | 1.44 GB | OTA | OTA |
| 6.1 OTA | 17S5054e | Sep 23, 2019 | 256 MB | OTA | OTA |
| 6.0 OTA | 17R6575 | Sep 11, 2019 | 158 MB | OTA | OTA |
| 6.0 OTA | 17R575 | Sep 11, 2019 | 835 MB | OTA | OTA |
| 6.0 OTA | 17R5575a | Aug 27, 2019 | 721 MB | OTA | OTA |
| 5.3.1 OTA | 16U6600 | Aug 26, 2019 | 100 MB | OTA | OTA |
| 5.3.1 OTA | 16U600 | Aug 26, 2019 | 1.40 GB | OTA | OTA |
| 6.0 OTA | 17R5571a | Aug 21, 2019 | 175 MB | OTA | OTA |
| 6.0 OTA | 17R5566a | Aug 15, 2019 | 283 MB | OTA | OTA |
| 6.0 OTA | 17R5556d | Aug 7, 2019 | 721 MB | OTA | OTA |
| 6.0 OTA | 17R5546f | Jul 30, 2019 | 261 MB | OTA | OTA |
| 5.3 OTA | 16U6569 | Jul 22, 2019 | 117 MB | OTA | OTA |
| 5.3 OTA | 16U569 | Jul 22, 2019 | 477 MB | OTA | OTA |
| 6.0 OTA | 17R5532f | Jul 17, 2019 | 729 MB | OTA | OTA |
| 5.3 OTA | 16U5569a | Jul 16, 2019 | 151 MB | OTA | OTA |
| 5.3 OTA | 16U5566a | Jul 9, 2019 | 82 MB | OTA | OTA |
| 6.0 OTA | 17R5521e | Jul 2, 2019 | 239 MB | OTA | OTA |
| 5.3 OTA | 16U5558b | Jun 24, 2019 | 1.40 GB | OTA | OTA |
| 6.0 OTA | 17R5507l | Jun 17, 2019 | 689 MB | OTA | OTA |
| 5.3 OTA | 16U5545c | Jun 11, 2019 | 86 MB | OTA | OTA |
| 6.0 OTA | 17R5491t | Jun 3, 2019 | 703 MB | OTA | OTA |
| 5.3 OTA | 16U5537b | May 28, 2019 | 120 MB | OTA | OTA |
| 5.3 OTA | 16U5526f | May 15, 2019 | 89 MB | OTA | OTA |
| 5.2.1 OTA | 16U6113 | May 13, 2019 | 91 MB | OTA | OTA |
| 5.2.1 OTA | 16U113 | May 13, 2019 | 1.40 GB | OTA | OTA |
| 5.2.1 OTA | 16U5113a | May 7, 2019 | 69 MB | OTA | OTA |
| 5.2.1 OTA | 16U5110a | Apr 29, 2019 | 1.40 GB | OTA | OTA |
| 5.2.1 OTA | 16U5101c | Apr 22, 2019 | 173 MB | OTA | OTA |
| 5.2.1 OTA | 16U5091b | Apr 8, 2019 | 464 MB | OTA | OTA |
| 5.2.1 OTA | 16U5079d | Mar 28, 2019 | 1.39 GB | OTA | OTA |
| 5.2 OTA | 16T6225 | Mar 27, 2019 | 1.39 GB | OTA | OTA |
| 5.2 OTA | 16T225 | Mar 27, 2019 | 1.39 GB | OTA | OTA |
| 5.2 OTA | 16T5225a | Mar 18, 2019 | 1.39 GB | OTA | OTA |
| 5.2 OTA | 16T5222a | Mar 11, 2019 | 1.39 GB | OTA | OTA |
| 5.2 OTA | 16T5212e | Mar 4, 2019 | 1.39 GB | OTA | OTA |
| 5.2 OTA | 16T5201c | Feb 19, 2019 | 1.39 GB | OTA | OTA |
| 5.2 OTA | 16T5191d | Feb 4, 2019 | 1.38 GB | OTA | OTA |
| 5.2 OTA | 16T5181f | Jan 24, 2019 | 1.38 GB | OTA | OTA |
| 5.1.3 OTA | 16S6535 | Jan 22, 2019 | 87 MB | OTA | OTA |
| 5.1.3 OTA | 16S535 | Jan 22, 2019 | 1.43 GB | OTA | OTA |
| 5.1.3 OTA | 16S5535a | Jan 7, 2019 | 1.43 GB | OTA | OTA |
| 5.1.3 OTA | 16S5531a | Dec 19, 2018 | 79 MB | OTA | OTA |
| 5.1.3 OTA | 16S5523a | Dec 10, 2018 | 156 MB | OTA | OTA |
| 5.1.2 OTA | 16S6046 | Dec 6, 2018 | 80 MB | OTA | OTA |
| 5.1.2 OTA | 16S46 | Dec 6, 2018 | 202 MB | OTA | OTA |
| 5.1.2 OTA | 16S5046a | Nov 15, 2018 | 1.43 GB | OTA | OTA |
| 5.1.2 OTA | 16S5042a | Nov 7, 2018 | 1.43 GB | OTA | OTA |
| 5.1.1 OTA | 16R6600 | Nov 5, 2018 | 79 MB | OTA | OTA |
| 5.1.1 OTA | 16R600 | Nov 5, 2018 | 1.43 GB | OTA | OTA |
| 5.1 OTA | 16R6591 | Oct 30, 2018 | 118 MB | OTA | OTA |
| 5.1 OTA | 16R591 | Oct 30, 2018 | 1.43 GB | OTA | OTA |
| 5.1 OTA | 16R5589c | Oct 22, 2018 | 1.43 GB | OTA | OTA |
| 5.1 OTA | 16R5584a | Oct 15, 2018 | 155 MB | OTA | OTA |
| 5.1 OTA | 16R5577c | Oct 9, 2018 | 111 MB | OTA | OTA |
| 5.1 OTA | 16R5568d | Oct 2, 2018 | 175 MB | OTA | OTA |
| 5.0.1 OTA | 16R382 | Sep 27, 2018 | 52 MB | OTA | OTA |
| 5.1 OTA | 16R5559d | Sep 18, 2018 | 152 MB | OTA | OTA |
| 5.0 OTA | 16R364 | Sep 12, 2018 | 1.43 GB | OTA | OTA |
📖 How to Restore
Mac (Finder, macOS Catalina+):
- Connect your device.
- Open Finder.
- Select your device in the sidebar.
- Hold
Option ⌥and click Restore iPhone… - Select your downloaded IPSW file.
Windows (iTunes):
- Open iTunes and connect your device.
- Hold
Shiftand click Restore iPhone… - Select the IPSW file.
⚠️ Restoring will erase all data on the device. Always back up first.