iOS 14.2.1 addresses the following issues for your iPhone:
- Some MMS messages may not be received
- Made for iPhone hearing devices could have sound quality issues when listening to audio from iPhone
- Lock Screen could become unresponsive on iPhone 12 mini
For information on the security content of Apple software updates, please visit this website: Apple security updates - Apple Support
You can download iOS 14.2.1 here http://forum.gsmdevelopers.com/firmw...tml#post349434