Please note that this page is provided as a courtesy only, and we can only provide support for issues with your UDID registration.

UDID Registration

Why do I need to register my UDID?

If you install the iOS 10.3.3 beta without registering your UDID, your device will be deactivated with an error like this:

Activation Error

This device is not registered as part of the iPhone Developer Program. If you are a member of the iPhone Developer Program, please register your device in the iPhone Developer Program Portal.

What is my UDID?

Follow these instructions to find your UDID.

Is my UDID registered?

Enter your UDID on the homepage and click "Check" to see the status of your registration.

Where is my confirmation email?

We send confirmation emails instantly to the email address associated with your PayPal account. Be sure to check your spam folder.

Software Installation

How do I install the iOS 10.3.3 beta after registering my UDID?

  1. Always backup your device before installing a new OS.
  2. Download the iOS 10.3.3 Configuration Profile onto your iPhone. Follow the installation instructions.
  3. Go to Settings > General > Software Update.
  4. Follow the prompts to download and install the beta software.

How do I downgrade to iOS 10.3.2?

Follow these instructions to enter recovery mode, then restore to iOS 10.3.2.

How do I install the watchOS 3.2.3 beta after registering my Apple Watch's UDID?

  1. Register your iPhone's UDID and install the iOS 10.3.3 beta as described above.
  2. Download the watchOS 3.2.3 Configuration Profile onto your iPhone. Follow the installation instructions.
  3. After launching the profile, tap Apple Watch as the installation location, then reboot when prompted.
  4. On your iPhone, open the Apple Watch app and tap My Watch > General > Software Update.
  5. Wait for the Apple logo with progress bar to appear. When the update finishes, your Apple Watch will reboot and activate the beta.

iTunes Errors

"An unknown error occurred (3194)"

Follow these instructions to resolve an issue with your network configuration.

"This device isn't eligible for the selected build"

You're probably trying to install an outdated beta. Make sure you download the correct version of iOS 10.3.3 Beta 1 for your particular device model. Also, follow these instructions to verify your network configuration.

"The firmware file is not compatible"

The firmware file you tried to install is the wrong version. Make sure you download the correct version for your particular device model.

Miscellaneous

Why can't I log into the Apple Developer Center?

Our service doesn't provide you with direct access to a developer account or beta downloads. All we do is register your device with one of our own developer accounts.

How long will my registration last?

Your registration will last for all betas of iOS 10.3.3.

Still need help?

Contact us at [email protected].