Download iOS 14.3 (18C66) for iPhone 7 (GSM)

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPhone9,3
iOS Version 14.3
Release Date 2020-12-14
Update Date 2020-12-09
Sha1sum
4767bfce4d0a1b1d76ed28c77efa4216829e8dfd
Sha256sum
a8702c225c19c18c510eed606f60b8423c222a4bfd5753494404639d94778767
md5sum
28b80d8c8de19e9c138c802f475375a6
Size 4.63 GB
FileName
iPhone_4.7_P3_14.3_18C66_Restore.ipsw
Status

Download IPSW (4.63GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

iOS 14.3 includes support for Apple Fitness+ and AirPods Max. This release also adds the ability to capture photos in Apple ProRAW on iPhone 12 Pro, introduces Privacy information on the App Store, and includes other features and bug fixes for your iPhone.

Apple Fitness+

AirPods Max

Photos

Privacy

TV app

App Clips

Health

Weather

Safari

This release also addresses the following issues:

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222