How to Fix PC Crashing When Using Microsoft Teams in Windows 11

Microsoft Teams is widely used for communication, meetings, and collaboration in both professional and educational environments. However, some Windows 11 users experience system crashes or freezes while using Teams, especially during video calls or screen sharing sessions. These crashes can interrupt important meetings and affect productivity.

The issue is usually caused by high resource usage, outdated drivers, corrupted app data, or conflicts with system settings like hardware acceleration. In some cases, background applications or Windows updates can also contribute to instability.

In this guide, we’ll walk you through effective methods to fix PC crashing when using Microsoft Teams in Windows 11.

How to Fix PC Crashing When Using Microsoft Teams in Windows 11

Before applying the fixes below, it’s important to understand that this issue can stem from both software and hardware-related factors. Since Microsoft Teams is resource-intensive, especially during video calls, ensuring your system is properly optimized can help prevent crashes. Follow the methods below in order for the best results.

1. Restart Your PC

Temporary system glitches can cause applications like Teams to crash unexpectedly.

1. Click on the Start menu and select the Power icon.
2. Choose Restart.
3. After rebooting, launch Microsoft Teams again.

This helps refresh system resources and resolve minor conflicts.

2. Update Microsoft Teams

Running an outdated version of Teams can lead to compatibility and stability issues.

1. Open Microsoft Teams.
2. Click on your profile picture in the top-right corner.
3. Select Check for updates.
4. Install any available updates and restart the app.

Updates often include bug fixes and performance improvements.

3. Clear Microsoft Teams Cache

Corrupted cache files can cause crashes and performance issues.

1. Close Microsoft Teams completely.
2. Press Windows + R, type %appdata%\Microsoft\Teams, and press Enter.
3. Delete all files and folders inside this directory.
4. Restart your PC and reopen Teams.

Clearing cache removes corrupted data and restores normal functionality.

4. Disable Hardware Acceleration

Hardware acceleration can sometimes cause instability on certain systems.

1. Open Microsoft Teams.
2. Click your profile picture and go to Settings.
3. Navigate to General.
4. Enable Disable GPU hardware acceleration.
5. Restart Teams.

Disabling this feature can improve stability, especially on older GPUs.

5. Update Graphics Drivers

Outdated or incompatible graphics drivers can lead to crashes during video calls.

1. Press Windows + X and select Device Manager.
2. Expand Display adapters.
3. Right-click your GPU and select Update driver.
4. Choose Search automatically for drivers.

Keeping drivers updated ensures better compatibility with Teams.

6. Close Background Applications

Too many running apps can overload system resources.

1. Press Ctrl + Shift + Esc to open Task Manager.
2. Identify unnecessary applications using high CPU or memory.
3. Select them and click End Task.

Freeing up resources can prevent crashes during Teams usage.

7. Check for Windows Updates

System updates often include fixes for app compatibility and performance.

1. Press Windows + I to open Settings.
2. Go to Windows Update.
3. Click Check for updates.
4. Install any available updates and restart your PC.

Keeping Windows updated improves overall system stability.

8. Reinstall Microsoft Teams

If the issue persists, reinstalling the app can resolve deeper problems.

1. Press Windows + I and go to Apps > Installed apps.
2. Find Microsoft Teams and click Uninstall.
3. Restart your PC.
4. Download and install the latest version from the official website.

Reinstallation ensures a clean setup without corrupted files.

9. Check System Resources and RAM Usage

Insufficient system resources can cause crashes, especially during meetings.

1. Open Task Manager.
2. Go to the Performance tab.
3. Monitor CPU, Memory, and GPU usage while using Teams.

If usage is consistently high, consider upgrading RAM or closing heavy applications.

Conclusion

PC crashes while using Microsoft Teams in Windows 11 can be frustrating, especially during important meetings. These issues are often caused by high resource usage, outdated drivers, or corrupted app data.

By following the methods outlined in this guide, you can identify the root cause and fix the problem effectively. Whether it’s clearing cache, updating drivers, or optimizing system resources, these steps will help ensure a smoother and more stable Teams experience on your Windows 11 PC.