Outlook 2016: Office 365 authentication white window – Solution

With Windows 7 and Office 2016 couple, a white window is displayed when authenticating with an Office 365 account.

This is due to the non-activation of the TLS 1.1 and TLS 1.2 protocol on WinHTTP.

To solve the problem, apply the Microsoft Easy Fix 51044.

Once applied, restart the account configuration, the authentication form is displayed normally.

It is possible to apply the patch, directly by applying the .reg below:

Exchange / Office 365Windows Desktop
ErrorOffice 365Outlook
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Romain Drouche
System Architect | MCSE: Core Infrastructure
IT infrastructure expert with over 15 years of field experience. Currently a Systems and Networks Project Manager and Information Systems Security (ISS) expert, I use my expertise to ensure the reliability and security of technological environments.

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