Outlook Action Cannot be Completed: 5 Ways to Fix it

Re-registering the DNS should do

3 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Key notes

Some Outlook users have posted on the Microsoft forum about an Outlook error. The full error reads:The action cannot be completed. The connection to Microsoft Exchange is unavailable. Outlook must be online or connected to complete this action.

That error arises when users try to set up or utilize a Microsoft Exchange email account within Outlook.

How do I fix the Action cannot be completed error on Outlook?

1. Reregister the DNS

2. Delete the Outlook Profile

3. Turn Off the Windows Defender Firewall

4. Turn Off Third-Party Antivirus Utilities

Some users might need to disable or even uninstall their third-party antivirus software firewalls. To disable antivirus utilities, remove them from the system startup

5. Turn Off Outlook Add-ins

Those are a few of the resolutions users have fixed theaction cannot be completederror. In addition, check out the Microsoft Support and Recovery Assistant, which is a handy troubleshooting utility for Outlook and otherMS Office application issues.

Users can add that software to Windows 10 by clicking theDownload nowbutton on itsOutlook Support Center page.

Feel free to let us know the solution that helped you fix this issue in the comments below.

Outlook Action Cannot be Completed: 5 Ways to Fix it#

How do I fix the Action cannot be completed error on Outlook?#

1. Reregister the DNS#

2. Delete the Outlook Profile#

3. Turn Off the Windows Defender Firewall#

4. Turn Off Third-Party Antivirus Utilities#

5. Turn Off Outlook Add-ins#