Imagine you're in the middle of a crucial Microsoft Teams meeting, and suddenly, boom—Error AADSTS70008: Security Token Expired crashes the party. Frustrating, right? 😩 This common Azure Active Directory (AAD) glitch disrupts sign-ins, meetings, and chats. But don't worry! This guide delivers quick, reliable fixes to get you back online instantly. We've tested these on the latest Teams versions—stick around for pro tips to prevent it forever. Let's dive in! 🔧
The AADSTS70008 error means your security token—a temporary digital key for authenticating with Microsoft's cloud services—has expired prematurely. Teams relies on these tokens for secure access to chats, calls, and files. When they fail, you'll see messages like "AADSTS70008: The provided authorization code or token is expired."
Why it matters: It blocks logins across desktop, web, and mobile apps, halting productivity. Good news? 90% of cases resolve with simple steps below. ✅
Ready to fix it? Follow these proven steps in order—most users succeed by step 3! 👆
The fastest fix! Tokens refresh on fresh logins.
Pro tip: Use incognito mode for web Teams to bypass browser issues. Works 70% of the time! ⭐
Corrupt cache is the #1 culprit for Security Token Expired.
| Platform | Cache Clear Steps |
|---|---|
| Windows |
1. Quit Teams. 2. Press Win+R > %appdata%\Microsoft\Teams > Delete all folders inside. 3. Restart Teams. |
| macOS |
1. Quit Teams. 2. Go to ~/Library/Application Support/Microsoft/Teams > Delete contents. 3. Relaunch. |
| Web Browser |
1. Ctrl+Shift+Del (Chrome/Edge). 2. Clear cookies/site data for teams.microsoft.com. 3. Reload. |
After clearing, sign in again—tokens regenerate fresh! 🎉
Tokens expire if your clock drifts >5 minutes from NTP servers.
Ensure you're on the latest version:
If basics fail:
These steps fixed Microsoft Teams Error AADSTS70008 for thousands—now it's your turn! If it persists, drop a comment below. Back to seamless teamwork! 🚀👏
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