It’s possible to update to the latest developer version of the iOS 9 beta directly from the iOS 9 public beta. If you want the latest and greatest updates offered by iOS 9 beta 4, but you’re currently running the public beta, listen up—it’s super-easy to upgrade to the latest developer version of the iOS 9 beta.
How to update iOS 9 public beta to developer beta
Note: You must be running the iOS 9 public beta to follow this guide. To learn more about the public beta, click here.
Step 1: Open Settings → General → Profile
Step 2: Tap on the iOS 9 Beta Software Profile
Step 3: Tap Delete Profile → Delete
Step 4: Reboot your device
Step 5: Open Settings → General → Software Update to check for the latest iOS 9 developer beta
Step 6: Tap Download and Install to begin the iOS 9 beta 4 installation
By using this method, it’s possible to upgrade to the latest developer beta in a legitimate manner without actually needing to be a developer. Keep in mind that this is beta software, so your mileage may vary. I did test this personally, and it worked fine for me. Be sure to watch the video to see it in each step.
Have you upgraded your public beta to the developer beta? If so, please share your experience in the comments.