Error code 0xD0001043 when activating Office 2016 for Mac

Hello everyone, i just installed office 365 on a iMac and going to pay after 2 days but when i try to open Excel it give the error code "An unknown error has occurred. The error code is: 0xD0001043" i try to solve it via change the region but there is no results. Please anybody help me to resolve it........

Hi All,


Thanks for your confirmation! I'd like to share a summary for the issue here which will benefit other community members.


Office 365 Home encounters activation error: 0xD0001043 on Mac.


Mac and iOS devices

More information

We've addressed the issue, and you should be able to activate successfully now.

If you still experience the issue on Mac, please try to remove the Office license files using the removal tool and then activate again.

How to remove Office license files on a Mac





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Question Info

Last updated May 20, 2020 Views 6,042 Applies to: