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Leftclick AG | Binningerstrasse 95 | CH-4123 Allschwil | T +41 61 483 14 14 | | www.leftclick.ch

© 2026 Leftclick AG. The trademark and the name Leftclick are registered trademarks of Leftclick AG. All rights reserved.

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Windows help

Teams not working | Windows help

Teams fails or no audio video.

Teams fails or no audio video. This guide walks you through common fixes step by step. If it does not work or you prefer professional help, Leftclick AG in the Basel region is here for you.

Step by step

  1. 1

    Restart

    Fully quit and reopen Teams.

  2. 2

    Cache

    Clear Teams cache under AppData per guide.

  3. 3

    Devices

    Pick mic and camera in Teams settings.

  4. 4

    Web version

    Try teams.microsoft.com in browser.

When DIY is not enough

If these steps do not help, you are unsure, or several devices in your business are affected, Leftclick AG can take over troubleshooting. We work via remote support or on-site in the Basel region and find the root cause without guesswork.

FAQ

Is the initial consultation free?
We briefly clarify the issue by phone and honestly tell you whether a DIY fix is enough or professional help makes sense.
Do you support business PCs too?
Yes. We support SMEs in Basel-Stadt and Basel-Land with managed IT, support and security from a single team.