You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.
= $os ?> = $version ?> Release Notes
It should be noted that these are the official release notes for the = $os ?> = $version ?> from Apple
SharePlay
- SharePlay is a new way to share synchronized experiences in FaceTime with content from the Apple TV app, Apple Music, Fitness+, and other supported App Store apps
- Shared controls give everyone the ability to pause, play, rewind or fast forward
- Smart volume automatically lowers the audio of a movie, TV show or song when your friends speak
- Apple TV supports the option to watch the shared video on your big screen while you continue the FaceTime call on iPhone
- Screen sharing lets everyone on a FaceTime call look at photos, browse the web, or help each other out
Camera
- ProRes video capture using iPhone 13 Pro and iPhone 13 Pro Max
- Setting to turn off automatic camera switching when taking macro photos and videos on iPhone 13 Pro and iPhone 13 Pro Max
Apple Wallet
- COVID-19 vaccination card support allows you to add and present verifiable vaccination information from Apple Wallet
Translate
- Mandarin Chinese (Taiwan) support in the Translate app and for system-wide translation
Home
- New automation triggers based on the current reading of a HomeKit-enabled humidity, air quality, or light level sensor
Shortcuts
- New pre-built actions let you overlay text on images or gifs, plus a new collection of games lets you pass the time with Siri
This release also fixes the following issues:
- Photos app may incorrectly report storage is full when importing photos and videos
- Weather app may not show current temperature for My Location, and may display colors of animated backgrounds incorrectly
- Audio playing from an app may pause when locking the screen
- Wallet may unexpectedly quit when using VoiceOver with multiple passes
- Available Wi-Fi networks may not be detected
- Battery algorithms updated on iPhone 12 models to better estimate battery capacity over time
For information on the security content of Apple software updates, please visit this website:
https://support.apple.com/kb/HT201222