Cannot sign into Office 365 account n Office suite on PC

HI - I cannot sign into Word 2016 or Excel 2016 on my PC, I get error 0xCAA30194

Please see attached.

Makes no sense, I am connected to the internet.

Please help!
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mewtdAsked:
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MaheshArchitectCommented:
Are you in corporate network with firewall?

in that case ensure that all O365 traffic is allowed from firewall to outbound internet
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mewtdAuthor Commented:
Hi,
I am behind a firewall, but all other users can sign in to their 365 account via their apps without any issue, seems to be only me who can't...
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mewtdAuthor Commented:
I contacted Microsoft support, but they could not resolve, they have passed it over to Windows support, they say it's not an office 365 issue...
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mewtdAuthor Commented:
Had to reinstall Windows 10 to resolve.
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