MC721853: Microsoft New feedback button

Announcement ID	MC903304		Published Date	10-02-2024
Service	microsoftteams		Last Updated	10-02-2024
Category	Plan for change		Expiration Date	11-25-2024
Roadmap ID			Action Required by Date
Tags	Admin impact, Retirement, User impact

Summary
Starting October 23, 2024, the classic Teams desktop app will not be available on Windows 7, 8, 8.1, and Mac OS versions 10.14 and earlier. Users must upgrade to the new Teams and can use a script to identify devices needing an upgrade.

More Information

Beginning Oct 23rd, 2024, classic Teams desktop app will be unavailable to use on the below Operating Systems across all clouds as previously communicated in MC859841 (August '24): Windows 7, 8, 8.1 Mac OS versions 10.14 and earlier (Sierra, High Sierra, Mojave) How this will affect your organization: Starting Oct 23, 2024, users using classic Teams on the above operating systems will encounter a non-dismissible in-app message about end of availability of classic Teams. Users will not be able to dismiss the message or use the classic Teams desktop app. What you need to do to prepare: Upgrade to new Teams. The prerequisites for new Teams installations on Windows and Mac can be found at the following links: Windows, Mac. Use the script provided by Microsoft to find Windows devices that need to be upgraded to use new Teams. While the main purpose of the script is to identify issues before installation of new Teams, it can be used to detect devices running unsupported OS.