GPS Denied for iOS Home Screen Shortcut

🚧 THIS IS A TICKET MIGRATED FROM UPVOTY. The original ticket and comments will be available for a limited time over at:
https://abrp.upvoty.com/b/report-a-bug/gps-denied-for-ios-home-screen-shortcut/
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When using ABRP in my Chrome for iOS browser, all is fine.

I add a shortcut to my Home Screen (note that “?utmsource=webapp_manifest” is added to the URL and can’t be changed) - when using the shortcut, access to GPS is denied.

What’s going on?