It's totally safe to delete update files on your Mac, just as long as you're only removing files you no longer need. It's also advisable to get rid of any files that are no longer supported by your Mac in order to make sure that everything remains in tip-top condition.
If there are no files there other than the plist text files, you don't need to do anything else. If there are other files, you can remove them to free up space. Deleting these software update files is absolutely safe.
Keeping your software up to date is one of the most important things you can do to maintain your Apple product's security. The latest version of iOS and iPadOS is 16.5. Learn how to update the software on your iPhone, iPad, or iPod touch.
How to undo software update on iPhone ? It is not possible to "undo" an update or downgrade back to an earlier iOS version. If you haven't updated your iPhone yet, you can find the iOS Update file here Settings → General → iPhone Storage, it should be somewhere at the top of the list. Tap in and delete it.
Updates are more frequently released software patches that help secure or enhance the current operating system and are designed to protect your device against security or privacy vulnerabilities. Updates use a second and sometimes a third number to denote increments. For example, iOS 15.1 is an update to iOS 15.
Will my apps still work if I don't do the update? As a rule of thumb, your iPhone and your main apps should still work fine, even if you don't do the update. If you do find your apps slowing, though, try upgrading to the latest version of iOS to see if that sorts the problem.
You should stay using iOS 15 if: Restrictions on your device from a third-party prevent you from updating. You are concerned about an app or accessory not yet being supported in iOS 16. You are concerned about bugs and prefer to remain using an older OS that has had over a year of bug fixes.
Upgrading to the latest version of iOS or iPadOS software provides the latest features, security updates, and bug fixes. Not all features are available on all devices or in all countries and regions.
iOS 16: Why you should wait
No iOS release is bug-free, and it's always possible that you're going to run into problems you didn't have before. That said, between the new features and security updates present in iOS 16.1 and beyond, we really think most users will be much better off if they grabbed the latest version.
Attempting to stop an iOS update in the middle of an installation of an iOS update will almost certainly render the iPhone or iPad useless and in need of restore (or even DFU restore), potentially causing data loss. Do not interrupt an iOS update once it has already started installing.
Since Apple stopped signing many previous IPSW files, you may find out that your iPhone 14 running iOS 16 cannot be downgraded to iOS 15, which is irreversible. If you are still allowed to downgrade to iOS 15, iTunes, Finder and Joyoshare UltFix are good choices.
Consequently, you may want to change from iOS 16 to iOS 15. Do you want to downgrade iOS 16 to 15 without computer and backup? The good news is that there is no problem with your choice to revert to iOS 15.7.
If you plan to go straight to iOS 16, you don't need to download iOS 15.7 first. The bug fixes mentioned within the release notes are all contained within iOS 16 too. You can just hit the Upgrade to iOS 16 option that sits below iOS 15.7.
Once you've synced any necessary files with the cloud, you're ready to erase and restore your iPhone. To complete the uninstall of iOS 16 beta, you'll need to connect your iPhone to a computer -- a Mac with the latest version of MacOS or iTunes, or a Windows computer with the latest version of iTunes.
Hold Shift key in Windows or the Alt/Option key in Mac and select the Check for Update option. In the dialog box, select the iOS 14 IPSW file. Click Update when prompted to update iPhone/ iPad to iOS 14. Your device is now downgraded from iOS 15 to iOS 14.
You can downgrade iOS to any version that Apple continues to sign. Apple typically stops signing previous versions about two weeks after a new release, so your downgrade option will be limited to the previous version only.
While some users have waited long for the new lock screen and other new features coming with the update, some may prefer to wait a little longer before installing iOS 16. This is why Apple is letting users stay on iOS 15, while still getting security updates before upgrading to iOS 16.
On your iPhone, iPad, or iPod touch, go to Settings and tap General. Select iPhone Storage or iPad Storage. Locate and tap the downloaded iOS software update. Select Delete Update and confirm you do want to delete it.
iOS 15 brings audio and video enhancements to FaceTime, including spatial audio and Portrait mode. Shared with You resurfaces the articles, photos, and other shared content from your Messages conversations in the corresponding app.
It's normal to experience a drop -- even quite a significant drop -- in battery life following the installation of an iOS update. iPhones need to carry out a number of tasks in the background in the aftermath of an update.
In the second spot is Google promising at least three major Android updates and up to five years of Android security updates. In comparison, Apple typically offers five to six major updates followed by two to three years of security updates.