No one likes dealing with lag, buffering, or app freezing.

Fortunately, there are a few ways you could speed up your iPhone.

Its a classic for a reason, not just another tech myth.

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Photo: Florence Ion / Gizmodo

Since its probably the most straightforward hack, Id recommend starting with this one.

There are slightly different ways to restart aniPhonebased on its model.

In case youre unsure about your iPhones model, we havea guide for that, too.

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Clear Safari Data

Im sure we have encountered an Accept Cookies popup.

Even if you have no idea what that does, youve probably accepted tons of cookies by now.

Refer tothis helpful guidefor a detailed and easy lesson on internet cookies.

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These files pile up over time and end up slowing your phone.

Its a good habit to clear that from time to time.

To clear all Safari data, go to parameters on your iPhone and look up Safari.

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Once in the Safari menu, scroll down until you see Clear History and Website Data.

It will ask you to pick a timeframe.

Select All history and then hit the red button at the bottom that says Clear History.

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Free Up Space

Full storage is one of the leading causes of a sluggish iPhone.

Go to controls, scroll to General, and hit iPhone Storage from the menu.

It will also provide you with recommendations on how to free up space.

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When you see something you want to delete, swipe left and hit Delete.

However, this would mean you would no longer be able to access them without the internet.

Similarly, if you dont need all your iMessages, you could mass-delete them.

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Ill review all the ways to clear storage on your iPhone in a separate, dedicated guide.

you’re free to do that by turning automatic updates on.

you’re able to also manually revamp your iOS.

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If you dont see that notice, youre on the latest version.

If your iPhone is old, its batterys health may not be ideal.

Turn Off Automatic Downloads and Background App Refresh

Apps on your iPhone tend to auto-update.

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Multiple background app refreshes also take place without you knowing.

Go to prefs > App Store and turn off all three toggle switches under Automatic Downloads.

These are App Downloads, App Updates, and In-App Content.

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Then, go to General > Background App Refresh > Background App Refresh (again) and choose Off.

Doing both will ensure no power-hungry apps are running in the background.

If youd like an app updated, you might constantly manually update it in the App Store.

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But yeah, doing that wont affect either performance or battery.

Are you sure its your phone and not your internet?

People often mistake a slow connection for a slow phone.

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To quickly check this, look up speed test on your internet tool.

Youll see an Internet speed test pop-up.

Hit the blue button that says run speed test.

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I just ran mine, and it said, Your Internet connection is very fast.

So, if my iPhone starts acting up, Id know its not my internet.

Need More Help?

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U.S. President Donald Trump speaks to the media during a guided tour of the John F. Kennedy Center for the Performing Arts before leading a board meeting on March 17, 2025 in Washington, DC.

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