App bridge v4 not support confirmation modal when closing modal

Topic summary

A developer migrated their application to App Bridge v4 and encountered an issue with modal close behavior. The close button (X) on maximized modals immediately closes the window without allowing for user confirmation prompts.

Key Issue:

  • The developer wants to implement a confirmation step before the modal closes
  • App Bridge v4 appears to lack built-in support for this functionality

Current Status:

  • The discussion remains unresolved
  • Another user has encountered the same problem and is seeking solutions
  • No workarounds or official responses have been provided yet

An image was shared showing the modal interface in question.

Summarized with AI on October 31. AI used: claude-sonnet-4-5-20250929.

I currently migrated my app to app bridge v4 and notice that the close button (X) in the current max modal of the app bridge always closes when clicked, preventing me from implementing user confirmation before closing. Is there any way to add a confirmation modal before closing?

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Did you find the solution?