So if iPad Air 2 is still covered for upgrades, and space isn’t an issue, how come 14.4 is repeatedly failing to install? I get nothing useful for an error message. Is there a secret support option to force the upgrade?
iPad Air 2, iPadOS 13
If your iPad is capable of being updated to a more recent version of iOS/iPadOS than is currently installed, these support pages outline both the available methods by which the update can be performed - and troubleshooting should you experience difficulties:
Update your iPhone, iPad or iPod touch – Apple Support
If you can't update or restore your iPhone, iPad or iPod touch – Apple Support
If your iPhone, iPad or iPod touch won’t update - Apple Support
iOS update and restore errors – Apple Support
If you continue to experience difficulties, you may have greater success if you perform the software update using a PC (with iTunes installed) or a Mac (with iTunes or Finder - as appropriate for the installed version of macOS):
Update software on iPhone, iPad or iPod touch in iTunes on PC - Apple Support
Download and use iTunes for Windows – Apple Support
If your iPad is capable of being updated to a more recent version of iOS/iPadOS than is currently installed, these support pages outline both the available methods by which the update can be performed - and troubleshooting should you experience difficulties:
Update your iPhone, iPad or iPod touch – Apple Support
If you can't update or restore your iPhone, iPad or iPod touch – Apple Support
If your iPhone, iPad or iPod touch won’t update - Apple Support
iOS update and restore errors – Apple Support
If you continue to experience difficulties, you may have greater success if you perform the software update using a PC (with iTunes installed) or a Mac (with iTunes or Finder - as appropriate for the installed version of macOS):
Update software on iPhone, iPad or iPod touch in iTunes on PC - Apple Support
Download and use iTunes for Windows – Apple Support
Have taken a look at this article: If your iPhone, iPad or iPod touch won’t update - Apple Support?
What error message are you getting?
iPad Air 2 won’t upgrade
