If you are having trouble opening Outlook, while using Office 365 from ITEGY-Distinctive Technology Services, find your specific error below to fix it:
| If | Try this | 
|---|---|
| You see the error: The action cannot be completed. The connection to Microsoft Exchange is unavailable. Outlook must be online or connected to complete this action. | These Outlook troubleshooting steps. | 
| You see the error: An encrypted connection to the server could not be established... | Clear your Windows Credential Manager. | 
| You see the error: Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened. The operation failed. | Check out this solution from Microsoft. | 
If you are not seeing one of the error messages above, try these steps for general Outlook troubleshooting.