How to View Your Diagnostics and Usage Data on an iPhone

Co-authored by Nicole Levine, MFA Reviewed by Luigi Oppido

This wikiHow teaches you how to view diagnostic files that contain detailed information about crashes and memory issues on your iPhone.

Steps

It’s an app with a gray cog on one of your home screens. It might be in a folder called “Utilities.”
It’s in the third section.

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It’s at the bottom of the menu.^{[1]
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Tap an entry to view diagnostic data.
- Logs for specific apps begin with the app’s name, followed by the date (e.g. “Evernote-2016-12-27”).
- Entries that begin with “JetsamEvent” are created when apps and data have memory (RAM) issues.
- Entries that begin with “Stacks” don’t represent crashes. They just contain information about iOS.

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These diagnostic files contain highly technical information about hardware and operating system issue, so they may not be helpful to novices.

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You can help Apple improve its services by choosing to automatically send them copies of your diagnostic logs. In the Diagnostics & Usage area of your Privacy settings, select Automatically Send.

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