Unable to Update Ipad

I got a notification to say I was due an update however I needed 15. Storage to be available to do the update, I have deleted all the apps I can, cleared files and cleared history and cache….can only get storage to 12……don’t know what else I can do …IPad is not that old around 5 years…anybody able to advise please?


iPad, iPadOS 18

Posted on Jan 18, 2026 12:31 PM

Reply
Question marked as Top-ranking reply

Posted on Jan 18, 2026 3:15 PM

It is generally recommended that you maintain at least 4-6GB of free space at all times - as your iPad needs some temporary space to complete many tasks. When performing system software updates, you may temporarily require more...


A system software update requires sufficient space to be downloaded, unpacked and verified prior to installation - major version updates (such as updating from iPadOS 18.x to iPadOS 26) requiring considerably more space than an incremental point-update. The required space, to perform an OTA update, is typically double the stated space for the installed update; after the update is successfully completed, temporary files are automatically deleted - returning free space.


If your internal storage is full, or is insufficient for the task that you need to perform, your only option is to better manage the storage that you have - and delete unused Apps or unneeded data. 


These support pages should prove to be helpful:

About storage on your device and in iCloud – Apple Support

What's the difference between device storage and iCloud storage? – Apple Support

Manage your iCloud storage – Apple Support

How to check the storage on your iPhone, iPad and iPod touch – Apple Support

Clear Other storage on your iPhone or iPad - Apple Support


“Offloading” Apps can be a helpful method of creating temporary space for a software update:

https://9to5mac.com/2020/01/21/how-to-offload-apps-in-ios-to-save-space-without-deleting-their-data/


Additional information about creating sufficient space for installation of a software update can be found here:

If you need more space for an update on your iPhone, iPad, or iPod touch - Apple Support


External storage options can often help with managing limited internal storage. Depending upon your iPad model, the iPad will either have a Lightning or USB-C port - and may therefore require either an Adapter or USB hub to connect the USB Storage device. If your iPad has a Lightning port, you’ll need an Apple Lightning to USB3 Camera Adapter:


  • Lightning to USB 3 Camera Adapter

https://store.apple.com/uk/xc/product/MK0W2ZM/A



Using a Mac computer or Windows PC can help with system software updates - as the update package is initially downloaded to the computer, unpacked and verified by the computer, prior to the computer installing the updated system software on the target device.


As is, perhaps a workable remedy is to ensure that you have either an iCloud or iTunes backup of your iPad - and then completely erase the iPad. With no user-data present, you should be able to update the iPad; once updated, you can restore your backup to the iPad.


How to back up your iPhone, iPad, and iPod touch - Apple Support


Erase all content and settings:

Settings > General > Transfer or Reset iPad > Erase All Content & Settings


After the reset, set-up the iPad with your AppleID - but do not restore the backup. Perform the system software update using whichever method works for you.


Finally, restore the backup to your iPad:

Restore all content to iPad from a backup - Apple Support

7 replies
Question marked as Top-ranking reply

Jan 18, 2026 3:15 PM in response to Ji2611

It is generally recommended that you maintain at least 4-6GB of free space at all times - as your iPad needs some temporary space to complete many tasks. When performing system software updates, you may temporarily require more...


A system software update requires sufficient space to be downloaded, unpacked and verified prior to installation - major version updates (such as updating from iPadOS 18.x to iPadOS 26) requiring considerably more space than an incremental point-update. The required space, to perform an OTA update, is typically double the stated space for the installed update; after the update is successfully completed, temporary files are automatically deleted - returning free space.


If your internal storage is full, or is insufficient for the task that you need to perform, your only option is to better manage the storage that you have - and delete unused Apps or unneeded data. 


These support pages should prove to be helpful:

About storage on your device and in iCloud – Apple Support

What's the difference between device storage and iCloud storage? – Apple Support

Manage your iCloud storage – Apple Support

How to check the storage on your iPhone, iPad and iPod touch – Apple Support

Clear Other storage on your iPhone or iPad - Apple Support


“Offloading” Apps can be a helpful method of creating temporary space for a software update:

https://9to5mac.com/2020/01/21/how-to-offload-apps-in-ios-to-save-space-without-deleting-their-data/


Additional information about creating sufficient space for installation of a software update can be found here:

If you need more space for an update on your iPhone, iPad, or iPod touch - Apple Support


External storage options can often help with managing limited internal storage. Depending upon your iPad model, the iPad will either have a Lightning or USB-C port - and may therefore require either an Adapter or USB hub to connect the USB Storage device. If your iPad has a Lightning port, you’ll need an Apple Lightning to USB3 Camera Adapter:


  • Lightning to USB 3 Camera Adapter

https://store.apple.com/uk/xc/product/MK0W2ZM/A



Using a Mac computer or Windows PC can help with system software updates - as the update package is initially downloaded to the computer, unpacked and verified by the computer, prior to the computer installing the updated system software on the target device.


As is, perhaps a workable remedy is to ensure that you have either an iCloud or iTunes backup of your iPad - and then completely erase the iPad. With no user-data present, you should be able to update the iPad; once updated, you can restore your backup to the iPad.


How to back up your iPhone, iPad, and iPod touch - Apple Support


Erase all content and settings:

Settings > General > Transfer or Reset iPad > Erase All Content & Settings


After the reset, set-up the iPad with your AppleID - but do not restore the backup. Perform the system software update using whichever method works for you.


Finally, restore the backup to your iPad:

Restore all content to iPad from a backup - Apple Support

Jan 18, 2026 4:17 PM in response to Ji2611

Ji2611 wrote:

Didn’t think my iPad was that old only bought it 5 years ago….however getting really exasperated at this just don’t know what to do apart from buying a new one!


Whether or not you are able to update your iPad to a newer version of iOS/iPadOS will be dictated by the iPad model - and the currently installed version of iOS. You can find this information here:

Settings > General > About


Not sure which iPad you have? Identify your iPad model.


As of 12 December 2025, here is a list of the highest version of iOS supported by the older models of iPad (for simplicity - “generations” are shortened to a number) that are restricted in their ability to be updated:


32-bit devices (obsolete)

iPad1 - iOS 5.1.1

iPad2, iPad3 and iPad mini1 - iOS 9.3.5 (WiFi Only models), iOS 9.3.6 (WiFi+Cellular)

iPad4 - iOS 10.3.3 (WiFi Only), iOS 10.3.4 (WiFi+Cellular)


64-bit devices

iPad Air1*, iPad mini2* and iPad mini3* - iOS 12.5.7

iPad Air2*, iPad mini4 - iPadOS 15.8.5

iPad5*, iPad Pro (9.7"/12.9" 1st generation)* - iPadOS 16.7.12

iPad6, iPad Pro 12.9" 2nd generation*, iPad Pro 10.5" - iPadOS 17.7.10

iPad7 - iPadOS 18.7.3

(*) obsolete


Newer models are all able to be updated to the current version - iPadOS 26.2, or optionally if running iPadOS 18.x to iPadOS 18.7.3

  • iPad Pro 13" (M4/M5)
  • iPad Pro 12.9" (3rd generation and later)
  • iPad Pro 11" (1st generation and later + M4/M5)
  • iPad Air (3rd generation and later + M2/M3)
  • iPad (8th generation and later + A16)
  • iPad mini (5th generation and later + A17 Pro)


While Apple does not pre-announce end of update support for its devices, history demonstrates that Apple typically provides update support for five to seven years from initial release of the device model.


Unable to Update Ipad

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