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Apple iPhone X

Troubleshooting

If your device isn't working properly, you can try several solutions to solve the problem.
In most cases you can solve the problem by following these guidelines:

If the device memory is filled with apps, music, picture, video clips etc., this may be the reason why your device feels slow.

Solution: Uninstall apps or delete other content from the memory. You can also expand the memory by inserting a compatible memory card into your device if supported.