By Sergiu Gatlan
Publication Date: 2026-03-20 07:33:00
Microsoft says the March Windows 11 update breaks sign-ins with Microsoft accounts across multiple Microsoft apps, including Teams and OneDrive.
These sign-in issues appear after installing the KB5079473 cumulative update Microsoft released last week as part of this month’s Patch Tuesday, and, according to a Windows release health dashboard update published on Wednesday, will trigger warnings that the impacted devices are not connected to the Internet.
The list of affected applications also includes Microsoft Edge, Excel, Word, and Microsoft 365 Copilot, which will display the same error message for features that require a Microsoft account sign-in.
“As a result of this issue, sign in attempts will display an error message with text similar to ‘You’ll need the Internet for this. It doesn’t look like you’re connected to the Internet.’ This appears even if the device is connected to the Internet,” Microsoft said.
“Please note that this issue occurs only with sign in…
