License Install Failed For License Type: 1 Result Code: 0xc03f6601

Incorrect time settings can cause security certificate validation failures, which will block license acquisitions.

Disclaimer: This article is for informational purposes. Modifying system files can cause issues if not done correctly.

Are you using a or a Windows Server environment ?

If this error appears in your Event Viewer or as a popup, try these standard repairs first: : Press Win + R to open the Run dialog. Type wsreset.exe and press Enter . Are you using a or a Windows Server environment

Is this error happening during a or when launching a specific Microsoft Store app ?

The "License install failed for license type: 1 result code: 0xc03f6601" error is almost always tied to a temporary glitch in how Windows syncs your local profile with Microsoft's cloud activation network. For 90% of users, running the wsreset.exe command or restarting the clipsvc service via Command Prompt fixes the bottleneck immediately. If you are still experiencing the issue, let me know: is triggering this error?

Right-click the and select Terminal (Admin) or PowerShell (Admin) . Copy and paste the following command, then press Enter : powershell Is this error happening during a or when

Click under "Sync your clock" to ensure your device matches Microsoft's licensing servers. Run the Activation Troubleshooter :

Corruption in the Store's temporary files can prevent license acquisition. wsreset.exe , and press

Network blocks prevent the client from reaching the Microsoft License Verification Server . How to Fix Error 0xc03f6601 the Store will open automatically. 3.

If you are using a corporate/KMS machine, ensure you are connected to the corporate network. 2. Check for Third-Party Antivirus

Once the process completes (it may take a minute), the Store will open automatically. 3. Run the Windows Store Apps Troubleshooter

This result code usually points to a breakdown in the communication between the local device and Microsoft’s licensing servers. Common triggers include: