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lowOtherdeprecationm365_message_center · Oct 7, 2026
Microsoft Edge: Retiring legacy sign-in implementation on Windows
Microsoft Edge is retiring its legacy sign-in implementation on Windows, moving to OneAuth for standardizing authentication flows across Microsoft 365 client applications.
“Services: Microsoft 365 suite. <p><b>[What and Why:]</b></p><p>Microsoft Edge is retiring its legacy direct-WAM sign-in implementation on Windows starting with Microsoft Edge version 157, completing the consolidation onto the OneAuth authentication library.</p><p>This change standardizes authentication flows across M…”
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authentication
Audience
admindeveloper
Environment
cloudon_premises
Classification confidence: 85%
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