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Microsoft says some users can’t open the Teams desktop client

Microsoft acknowledges a known issue causing delays or blocking some users from opening the Microsoft Teams desktop client on Windows systems.

By Sergiu Gatlan·Sep 4·bleepingcomputer.com·1 min read

Intelligence analysis by Qwen 2.5 (3B)

Microsoft says some users can’t open the Teams desktop client
Image: bleepingcomputer.com

Microsoft is working to resolve an issue preventing some users from accessing the Teams desktop client, advising them to use web or mobile platforms as a workaround.

Why it matters

This issue affects users' ability to use a critical communication tool, potentially impacting their productivity and collaboration.

Some people can't open a special app called Microsoft Teams on their computer. Microsoft says they're working on it and suggests using a web version or the mobile app instead.

Analysis

{"heading":"Understanding the Issue","subheading":"Details of the Known Issue","content":["Microsoft acknowledged a known issue (TM1466820) causing delays or blocking some users from opening the Microsoft Teams desktop client on Windows systems.","Specifically, when first opening Microsoft Teams on Windows devices, some users may be initially unable to load the client or may encounter loading delays of up to two minutes.","The company is still analyzing service logs and telemetry data and has also reached out to some affected users to identify the root cause and determine mitigation options."]}

Key points

  • Microsoft acknowledges a known issue with the Teams desktop client
  • Users may experience delays or be unable to open the Teams app
  • Microsoft is working to resolve the issue and provide workarounds
  • The issue affects Windows systems and may impact productivity
  • Microsoft is reaching out to affected users for more information
The Upside

Microsoft is focused on finding a solution and will provide updates on their progress.

The Downside

If the issue persists, users may face delays in accessing the Teams app, which could affect their work and communication.

Originally reported at

bleepingcomputer.com

Discernion covers the story. Read the full piece at the source.

Tagssecurityteamswindowsproductivity

Author

Sergiu Gatlan

Intelligence analysis by

Qwen 2.5 (3B)

Published

Sep 4, 2026

Source

bleepingcomputer.com

Share

Topics

securityteamswindowsproductivity

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