How can update my software?
How can update my software?
Marking your own post as Solved may prevent others from trying to help because they think you have fixed your problem.
Device or computer?
IOS
Is your device compatible to update to the new version? See the article(s) below.
IOS 15 and iPadOS 15 Compatible Devices. *
iOS 14 and iPadOS 14 Compatible Devices. *
iOS 13 and iPadOS are compatible with these devices - Apple Support. *
iOS 12 is compatible with these devices. *
IOS 11 is compatible with these devices * If you can upgrade to IOS 11, you can upgrade to IOS 12
IOS 10 is compatible with these devices -
iOS 9 Compatibility & Supported Devices List -
See the articles below.
Get help with over-the-air iOS updates -
Update – Can’t or can’t restore -
Have you tried using iTunes on a computer or Finder if running Catalina or later to do the update?
Update software on iOS devices in iTunes on Mac. -
Phone, iPad, or iPod touch - Update with Finder. *
iPhone, iPad, or iPod touch - Update with iTunes. *
If you see an error when you update or restore your iPhone, iPad, or iPod *
Updating iOS: common issues and solutions. -
OS
Check the computer requirements shown in each link to see if your computer is capable of running that OS version.
macOS Monterey is compatible with these computers. *
macOS Big Sur is compatible with these computers
How to upgrade to macOS Mojave - Apple Support
Check to make sure your applications are compatible.
El Capitan 10.11 Compatibility information
macOS Sierra 10.12: Compatible Apps
Also check to make sure there is a compatible driver for your printer.
Do a backup before installing, preferable 2 backups on 2 different drives.
Update macOS
ASC YouTube for how to update macOS on your Mac | Apple Support