If your PuK Grips won’t securely attach to your Phone Case, please review our Grip Compatibility guide and Installation Guides to see if this helps you to identify the cause of your issue.
The PuK Grips: Installation Guide
As devices vary in form and finish so widely, sometimes we have to get creative. Get in touch with our Customer Support team. If you can share some pictures and details, we should be able to help you.