Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
For a "Something went wrong" error when starting a Microsoft 365 app, use these steps in order:
- Restart the device Wait a few minutes, restart Windows, sign back in, and try opening the Microsoft 365 app again.
- Repair Microsoft 365 on Windows 11
- Go to Start > Settings > Apps > Apps & features.
- Select the More icon next to the affected app.
- Open Advanced options.
- Select Repair.
- If Repair is not available or does not fix it, select Reset.
- Repair Microsoft 365 from Control Panel
- Open Control Panel.
- Go to Programs > Programs and Features.
- Right-click the Microsoft 365 or Office product.
- Select Repair or, if that is not available, select Change.
- Follow the on-screen steps.
- If using Windows 10 or Installed apps repair flow
- Right-click Start and open Apps and Features or Installed apps.
- Select the Microsoft Office product and choose Modify.
- Select Online Repair > Repair. This is more thorough than Quick Repair.
- If the installation is MSI-based, select Repair and then Continue.
If the issue still continues after restart and repair, Microsoft recommends trying the common fixes in that order for this error.