How to Fix Bad iOS 10.2.1 Performance

iPhone and iPad users continue to complain about poor iOS 10.2.1 performance. Fortunately, you should be able to fix these issues without having to go to your local Apple Store.

Apple’s iOS 10.2.1 update has been live for several weeks. While many iPhone and iPad users are having a good experience with the current version of iOS 10, others struggle with strange battery drain, broken connection, lag, crashes and reboots.

iOS 10.2.1 issues continue to be a problem for those who choose not to install Apple’s new iOS 10.3 update.

Fixing iOS 10.2.1 performance issues may be difficult for some of you. Others can solve them in a matter of seconds. You won’t know until you try.

How to Improve iOS 10.2.1 Performance

Today we would like to summarize some potential fixes for iOS 10.2.1 performance issues plaguing iPhone, iPad and iPod touch.

Some of these tips will take a ton of time. You can try others at your desk at work or at your desk at school.

How To Fix Bad iOS 10.2.1 Battery Life

If your iOS 10.21 performance issues are related to your device’s battery life, check out our list of tips for improving iOS 10 battery life.

How to Fix Weak iOS 10.2.1 Connection

If your problems are related to connectivity (Wi-Fi, Bluetooth, etc.), please refer to our detailed guide to iOS 10 connectivity troubleshooting.

Restart your device

If you want to speed up your iOS 10.2.1 powered device or fix random UI lag, there are a few things you can try.

First, try a simple reboot. Turn your device off and then back on to see if it improves its performance. If you haven’t restarted your iPhone or iPad in a while, you might see a nice boost.

Clean Your Device

If your iPhone or iPad is almost full, spring cleaning is probably a good idea.

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During the time you own your device, there is a good chance that you have accumulated a lot of files and applications that you no longer use. They’re just there, taking up space.

Reducing the amount of data stored on your device can result in a speed boost, so it’s definitely worth a try. Warning, it can be an extremely tedious process.

To find out what’s taking up space on your device, go to Settings > General > Storage & iCloud Usage and select Manage Storage. You will quickly see what is taking up how much space in your device’s internal storage.

Delete as needed. And if you find something you want to keep, consider freeing it up in your iCloud storage.

Stop Automatic Downloads

Automatic App Store downloads are a great feature if you’re very worried about keeping your apps up to date. The problem is, it’s a resource hog at times because it runs your device’s CPU. This can lead to battery drain or other performance issues.

Disabling Automatic Downloads is easy in iOS 10.2.1. Go to Settings > iTunes & App Store. Once there, toggle the switch to turn off Updates located in the Automatic Downloads section.

Stop Background Refresh

If you have Background Refresh enabled on your device, your apps will refresh in the background with new information. For example, your Facebook feed will be constantly updated without the need to open the app.

It’s a nifty feature but can have a negative impact on your device’s performance. If you’re seeing issues with iOS 10.2.1 it’s worth turning it off.

To test and assist your device’s CPU, go to Settings > General > Background App Refresh and turn it off. You can also choose to go to your list of apps one by one and choose based on the situation.

Reduce Motion Effects

If you’re seeing lag like choppy animations and transitions, you can try turning on the two embedded features in iOS 10.2.1’s settings. The first is Motion Effects.

iOS 10 gives you a sense of depth when you tilt your device and open and close your various apps. Stylish but can cause problems on your device.

Reducing these motion effects can improve performance. To reduce Motion Effects, go to Settings > General > Accessibility and turn on Reduce Motion.

Be careful, this will disable some features in the Messages app like the bubble effect.

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Reduce Transparency

You can also try reducing the transparency while in the Accessibility section of your settings. This will reduce transparency and blur effects.

This will help your device’s processor because it will have fewer graphical tasks to handle.

Tap Increase Contrast to Decrease Transparency, and then tap the toggle to turn on the Reduce Transparency function.

Try the iOS 10.3 Update

If you are having trouble upgrading your device to the latest iOS software, you can try downloading the iOS 10.3 update.

iOS 10.3 is a landmark iOS update; this means it offers a mix of new features, tweaks and bug fixes.

iOS 10.3 includes improvements for new and old iPhone models. This makes the iOS 10.3 update an attractive option, especially for those of you looking for help with performance on an older device. We’ve noticed dramatic gains on the iPhone 5.

For more information on the iOS 10.3 update, take a look at our coverage. It will help you decide if installing the iOS 10.3 beta is the right move for you and your device.

If iOS 10.3 doesn’t improve performance for you, you can revert to iOS 10.2.1.

Start from scratch

If nothing here helps and you can’t find a solution anywhere else, it might be time to take some time to start from scratch.

If you don’t want to take your device to an Apple Store or if you can’t wait to get one, you can try erasing everything on your device. This is known to have a positive impact on performance, especially on older devices like the iPhone 5s and iPhone 5.

Before resetting your phone factory defaultsYou’ll want to make sure you’re fully backed up. You will also need to set aside an hour or two of free time to make sure the process is going as intended.

If you’ve backed everything up and are ready to clean your device, go to Settings > Reset > Erase All Content and Settings to get started.

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