Top 13 Ways to Troubleshoot Microsoft Teams Con­nec­tion Issues

The majority of difficulties with the Microsoft Teams Con­nec­tion Issues app may be traced back to issues with a firewall or proxy connection. Verify that your firewall or proxy has the relevant URLs, IP addresses, and ports open to avoid extra troubleshooting.

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With Teams, Microsoft has hit the ball out of the park. It has swiftly dethroned the competition and has established itself as the favoured alternative for huge corporations. The app’s dependability leaves much to be desired. Microsoft Teams sign-in troubles, screen sharing issues, and connectivity issues are all possible. If you’re experiencing the latter, keep reading to learn how to repair the connection problem in Microsoft Teams.

Troubleshoot Microsoft Teams Con­nec­tion Issues

Also Read: Worlds Best Flood­light Secu­ri­ty Cam­eras

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For many users, Microsoft Teams is the first app they open. The app’s Microsoft Teams Con­nec­tion Issues connectivity troubles may result in lost work time. Let’s solve the issue so you can start your day with corporate news in Teams.


One of the most common causes of connectivity problems in Teams is this. If your laptop’s Wi-Fi isn’t working, you won’t be able to connect to Teams.

Go to the Network & Internet option in the Windows Settings programme (using the Windows + I keys). Check to see if your Wi-Fi connection is connected, and you’re set to go.

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Wifi connected

You can also open a couple of tabs in Microsoft Edge or Google Chrome and confirm a working internet connection on your device.


If there is an issue with your Wi-Fi router, the internet connection won’t work with any connected devices, let alone your Windows machine.


You can restart the router and update the router firmware to the latest version and use a Wi-Fi connection.

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Imagine a Wi-Fi connection working perfectly fine on other connected devices but not your Windows PC.

Microsoft offers a built-in troubleshooter tool to fix internet connectivity issues on computers. Here’s how you can use it.

Step 1: Open the Windows Settings app (use Windows + I keys).

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Step 2: Go to System.

Step 3: Select Troubleshoot from the following menu.

Troubleshoot menu

Step 4: Click Other troubleshooters.

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Step 5: Run an Internet Connections troubleshooter and let Windows fix the internet connection on your machine.

Run internet connection troubleshooter


Do you have any 4K videos playing in the background or are you downloading large files? Such processes need a significant quantity of bandwidth on the internet. Microsoft Teams is now responsible for dealing with limited bandwidth on PCs.

Right from the splash screen, it might cause a connectivity problem. Try using Teams again after pausing the video streaming or download process in the background.

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Teams collect cache data in the background to make certain tasks faster. You can clear the Teams cache and connect to the Teams server again. Here’s how.

Step 1: Press Windows + R keys and open the Run menu.

Step 2: Type %appdata%MicrosoftTeams and hit Enter.

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Run menu

Step 3: It will open Teams data files from the File Manager menu.

Step 4: Select all files and remove them.

Clear teams cache

Open Microsoft Teams, and hopefully, you won’t notice Teams connection issues.

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Microsoft offers a built-in Repair tool to fix annoying issues with installed apps on the computer. Here’s how you can use it.

Step 1: Open the Windows Settings app (Use Windows + I keys).

Step 2: Go to the Apps menu.

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Step 3: Select Apps & features.

Open apps and features

Step 4: Scroll down to Microsoft Teams and select the three-dot menu beside it.

Step 5: Open the Advanced menu.

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Open advanced options

Step 6: Run the Repair tool for Microsoft Teams, and you are ready to use Teams without connection issues.

Repair microsoft teams


Since you cannot go past connection issues in Microsoft Teams, you won’t be able to update to the latest version of Teams from the app itself.

From the Apps menu in Windows Settings, select Apps and features. Move to Microsoft Teams and Uninstall the app.

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Uninstall microsoft teams

Move to the Microsoft Teams website and download the latest version of Teams to the computer. Open the app, sign in with account details, and you won’t face any connection issues.


Microsoft Teams may also be accessed over the internet. On Windows, you’re not confined to utilising the native Teams app. On the web, go to Teams and sign in with your account information.


Are you still having problems connecting to Microsoft Teams after trying all of the ways above? On the web, you must check the status of Teams.

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Search for Microsoft Teams on Downdetector. If there are large anger surges, Microsoft’s problem is confirmed. You won’t notice any connection issues in the app if you wait for the firm to repair the problem.

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10. Try Connecting through the Web Client

When you’re pushed for time and can’t attend a meeting, it may be really irritating. You can use the web client instead of the desktop client to login to Microsoft Teams if you are sure you have Internet access. Follow these steps to accomplish this:

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  1. Open the meeting invite.
  2. Right click on the Join Microsoft Teams Meeting link in the body of the invite.
  3. Select Copy Hyperlink.
  4. Paste the hyperlink into a browser and press enter.
  5. A browser pop-up will ask you if you want to open Microsoft Teams using the app. Press Cancel.
  6. Select the continue on this browser option. Microsoft Teams should open as the web app.

11. Check Your Network

The majority of network service failures in Microsoft Teams are caused by connectivity issues with your own machine, not with the software itself. Most of these difficulties may be resolved by using the Internet connection troubleshooter.

  1. Open the Settings app, go to Update and Security, select Troubleshoot, and select Internet Connections.
  2. Allow the troubleshooter to run and apply all changes that it recommends.
  3. Restart the system.
  4. Open Microsoft Teams, sign in, and try the meeting again.

12. Allow Microsoft Teams through Windows Firewall

Microsoft Teams cannot connect to external servers because of certain antivirus software firewalls. You won’t be able to join a Microsoft Teams meeting unless you have these connections. Various antivirus solutions have different approaches to this problem, but we’ll focus on the built-in Windows Defender Antivirus today.

  1. Open File Explorer and enter the following in the location bar. Tap Enter.
    Control Panel\System and Security\Windows Defender Firewall
  2. Click on Allow an app or feature through Windows Defender Firewall in the column on the left.
  3. Click Change Settings (you will need admin rights to do so).
  4. Scroll through the list of apps and find Microsoft Teams. It is going to show up as teams.exe and not as Microsoft Teams. If you don’t see teams.exe, look for Skype business.
  5. Enable the app for both public and private networks and click OK.
  6. Reboot your computer, and you will be hopefully able to join Microsoft Team meetings.

13. Update Microsoft Teams

Problems with Microsoft Teams are sometimes specific to a particular version of the app. To be precise, this error goes away if you update to version 1808 of Microsoft Teams. To address the problem, check the version or just update the app:

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  1. Open Microsoft Teams.
  2. Click on your Profile icon.
  3. Click on Check for updates and let Microsoft Teams check and install all new updates.


You won’t want to start everyday troubleshooting Teams connection issues on the computer. Go through these steps above and fix Teams connection problems once and for all.

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