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RFC: mouseRelay capability — relay mouse back/forward buttons from app iframes to the host

Status: Open.

#3077 In OfficeDev/microsoft-teams-library-js;

· YuanboXue-Amber opened on Jun 29, 2026

Add M365CalendarMeetNow to the EventActionSource enum

Status: Open.

#3076 In OfficeDev/microsoft-teams-library-js;

· IoanaDudas opened on Jun 29, 2026

sendMessageToParentFromDialog and sendMessageToDialog are not working

Status: Open.

#3073 In OfficeDev/microsoft-teams-library-js;

· Maneesh-git786 opened on Jun 18, 2026

getAuthToken() is very slow and opens a popup window in Outlook in Firefox

Status: Open.

#3062 In OfficeDev/microsoft-teams-library-js;

· impworks opened on Jun 3, 2026

App card on Android does not show "Add to channel..."

bug

Status: Open.

#3059 In OfficeDev/microsoft-teams-library-js;

· sebiJo opened on May 21, 2026

Bot adaptive card push notification shows "The bot sent you a card" instead of activity.summary on Android after ~5 minutes of screen lock

bug

Status: Open.

#3054 In OfficeDev/microsoft-teams-library-js;

· migrae opened on May 13, 2026

"Open in browser" of channel/chat tabs on iOS client cuts off important query parameters

Status: Open.

#3052 In OfficeDev/microsoft-teams-library-js;

· sebiJo opened on May 11, 2026

Silent authentication does not work correctly on mobile

Status: Open.

#3051 In OfficeDev/microsoft-teams-library-js;

· sebiJo opened on May 11, 2026

Response is flushed all at once instead of streaming in Copilot

Status: Open.

#3047 In OfficeDev/microsoft-teams-library-js;

· Mayank-Draup opened on May 6, 2026

authentication.authenticate() fails when app is accessed through MCAS (Defender for Cloud Apps) proxy

Status: Open.

#3037 In OfficeDev/microsoft-teams-library-js;

· nbelyh opened on Apr 23, 2026

Teams App/Extension Not showing in External-user initiated chats.

Status: Open.

#3034 In OfficeDev/microsoft-teams-library-js;

· glr0221 opened on Apr 13, 2026

3rd party developed Custom app suddenly disappears in the Teams client for all users

Status: Open.

#3033 In OfficeDev/microsoft-teams-library-js;

· benjaminyasoon opened on Apr 10, 2026