How to Speed Up Slow iOS 12/12.1 on Old iPhone/iPad

iOS 12 runs slowly on old iPhone 5s/6 or iPad mini/Air? Don’t worry. The post here shares possible 7 tips to speed up iOS 12/12.1 on old iPhone or iPad.

By iMobie | Posted on: Jul. 17, 2018, Last Updated: Nov. 05, 2018
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Home > iOS 12 Problems > How to Speed Up iOS 12/12.1 Slow on iPhone/iPad

iOS 12 is compatible with all devices that work on iOS 11. The iPhone 5s and newer, the iPad mini and newer, the iPad Air and newer are included. One of the key features of iOS 12 is performance. Apps will be faster to launch, keyboard will be faster to pop up, and Camera will become quicker to open.

Plenty of users have benefited from the speed improvement, but some older iPhone iPad owners, including iPhone 6 and iPhone 5s users, still seem not to be satisfied with the iOS 12 performance. For example, there are users report the iOS 12 slow on iPhone 6 problem. Thus, tips for speeding up iOS 12 on iPhone/iPad are quite necessary. Now read the post to get 7 solutions for iOS 12/12.1 slow on old iPhone or iPad.

How to Speed Up iOS 12

How to Speed Up iOS 12

How to Speed Up iOS 12/12.1 on iPhone iPad

Tip 1. Reboot Your iDevice to Speed Up iOS 12/12.1

A hard reset to your iPhone or iPad sometimes might work. To restart your iPhone 8 or earlier, or iPad, press and hold the Top (or Side) button until the slider appears. For iPhone X, you need to press and hold the Side button and either volume button until the slider appears on screen.

Tip 2. Offload Unused Apps to Fix iOS 12/12.1 Slow on iPhone/iPad

Starting from iOS 11, you can automatically offload unused apps, which lets you delete apps without removing their documents and data on iPhone or iPad. Simply go to Settings > General > iPhone Storage and tap on Enable next to Offload Unused Apps.

Tip 3. Clear App Cache and Data to Fix iOS 12/12.1 Slow on iPhone/iPad

Tons of app cache and data will not only consume much storage space on your iPhone or iPad, but also affect your device performance. So to speed up iOS 12, you can clear app and data on iPhone/iPad. The post about freeing up space shares as many as possible ways to clean up your iDevice.

Tip 4. Turn Off Unnecessary Features to Fix iOS 12/12.1 Slow on iPhone/iPad

You can turn off some visual or operating experience to speed up iPhone or iPad running iOS 12.

Tip 5. Update Apps to the Latest Versions to Speed Up iOS 12/12.1

After updating, some old version apps on iPhone or iPad might not run properly on the new iOS 12. So go to App Store to update the apps to the newest version.

Tip 6. Reset All Settings to Speed Up iOS 12/12.1

Pay attention that after resetting all settings of your iPhone or iPad, the Wi-Fi passwords and website logins will be wiped away. But all existing data and files on device will be kept. To reset all setting on iDevice, go to Settings > General > Reset > Reset All Settings.

Tip 7. Restore Your iDevice to Fix iOS 12/12.1 Slow on iPhone/iPad

If the above fixes fail to speed up iOS 12 iPhone or iPad, try to restore your device as new. The post introduces how to backup and restore iPhone iPad with or without iTunes.

The Bottom Line

That’s all for fixing iOS 12/12.1 slow on iPhone iPad. If after updating to the iOS 12 beta or release version, your iPhone 6/5s or iPad runs slowly, the 7 tips in the guide are worth a try. For any doubt, please feel free to let us know in the comments below.


Member of iMobie team, an Apple fan as well as an anime lover. Like to share solutions on iOS and Android related problems.