How to Put Your iPhone in Diagnostics Mode - MacRumors
Skip to Content

How to Put Your iPhone in Diagnostics Mode

by

Apple in April 2022 launched a dedicated Self Service Repair program for ‌iPhone‌ that provides the repair manuals, parts, and tools necessary for fixing the display, battery, bottom speaker, camera, display, SIM Tray, and Taptic Engine.

iphone self service repair 3
If you repair your iPhone using ‌Self Service Repair‌, you might be asked to put your iPhone in diagnostics mode as part of the System Configuration process. The following steps show you how.

  1. Turn off your iPhone like so: Press and hold either volume button and the Side button until the power-off slider appears on the screen.
    iphone 12 buttons front

  2. Drag the slider and wait for your device to turn off.
    power off

  3. Press and hold both the volume up and volume down buttons.
  4. With both volume buttons still held down, plug your Lightning cable into your iPhone and connect it to a power adapter or a computer.
  5. Release the buttons when the Apple logo appears.
  6. When a message appears saying "Diagnostics allow Apple to identify potential hardware and software issues with this device," tap Start Diagnostics.

For everything you need to know about the Self Repair program, including whether it's actually worth using over alternative repair options, be sure to check out our comprehensive guide.

Popular Stories

Waze logo

5 New Waze Features Rolling Out Now: Here Are All the Details

Monday July 13, 2026 3:42 am PDT by
Google today announced that Waze is getting a handful of new features, including some Gemini-powered personalization enhancements for Conversational Reporting. Conversational Reporting already uses Gemini when users report traffic incidents like slowdowns, but now you can use it to suggest map updates like road closures or outdated addresses. Saying something like "The road is closed here"...
Apple 2026 Back to School Graphic

Apple's 2026 Back to School Offer Just Went Live in Select Countries

Wednesday July 15, 2026 11:48 am PDT by
Apple's annual Back to School promotion is now live in select countries in Asia, including China, India, Malaysia, the Philippines, Singapore, Taiwan, Thailand, and Vietnam. The offer provides college students and educational staff with a free item with the purchase of an eligible Mac or iPad model. The exact offer varies by country, with options including a pack of four AirTags, AirPods 4,...
apple back to school sans airpods 2

Apple's 2026 Back to School Offer is Coming Soon

Sunday July 12, 2026 7:29 am PDT by
Apple's stores will be rolling out Back to School marketing materials this week, according to Bloomberg's Mark Gurman. This suggests that the offer will begin in the U.S. in the next few days. Last year, college students and educational staff could receive a free accessory like AirPods 4 or an Apple Pencil Pro with the purchase of a qualifying Mac or iPad model. The Back to School offer is in...