Microsoft Teams Not Loading? Here’s Why and How to Fix It

Jenny Lowrence | December 23rd, 2025 | Data Backup

Microsoft Teams is one of the most widely used collaboration apps that helps users chat, attend meetings, and work together in real time. But imagine opening the app for an important meeting and suddenly seeing that Microsoft Teams is not loading.

Many professionals, students, and remote teams rely on Microsoft Teams every day, so when the app stops loading or gets stuck on the startup screen, it can quickly become frustrating. But no worries; this issue is quite common, and with the right solutions, it can be fixed easily.

The Most Common Reason for Microsoft Teams Not Loading

1. Internet Connection Problems: A slow or unstable internet connection is often the main reason Teams doesn’t load. Since Teams relies heavily on real-time data, weak connectivity can cause it to freeze or fail to start.

2. Corrupted Cache Files: Over time, Microsoft Teams stores cache files to speed up performance. If these files become corrupted, Teams may stop loading or crash at startup.

3. Outdated Microsoft Teams App: Running an outdated version of Teams can cause loading issues, especially after Windows or macOS updates.

4. Microsoft Teams Server Issues: Sometimes the issue isn’t your device at all. Microsoft Teams servers may be temporarily down due to maintenance or outages.

5. Browser Issues: If Teams isn’t loading in a browser, the issue could be due to cache, cookies, or unsupported browsers.

Step-by-Step Guide to Solve Microsoft Teams Not Loading Issue

1. Restart Microsoft Teams Completely

  1. Close Teams
  2. Open Task Manager
  3. End all Teams-related processes
  4. Restart the app

2. Clear Microsoft Teams Cache (Windows)

Steps:

  1. Close Microsoft Teams
  2. Press Windows + R
  3. Type %appdata%\Microsoft\Teams
  4. Delete all files inside the folder
  5. Restart Teams

3. Update Windows and Microsoft Teams

An outdated system can cause compatibility issues.

Steps:

  1. Go to Windows Settings → Update
  2. Install pending updates
  3. Relaunch Teams

4. Reinstall Microsoft Teams

If nothing works, reinstalling Teams often fixes loading problems.

Keep Your Microsoft Teams Data Safe During Unexpected Issues

When Microsoft Teams fails to load or faces frequent issues, there’s always a risk of missing or losing important conversations, shared files, or meeting data, especially in business environments. While troubleshooting fixes the app, data safety should not be ignored.

To avoid future problems, many users prefer keeping a secure backup of their Microsoft Teams data. Tools like Advik Office 365 Backup Tool help users access emails easily.

Final Words

If you’re facing the issue “Microsoft Teams not loading”, it’s usually caused by various common issues. By following the steps above, you can quickly fix the issue and get back to your meetings and work without interruption.