Deprecation for Manifest V2 (MV2) browser extensions support in Microsoft Edge

Microsoft Edge is deprecating support for Manifest V2 browser extensions and will fully transition to Manifest V3, impacting both cloud and on-premises environments.

“Services: Microsoft 365 suite. <p>[What and why:]</p><p>Microsoft Edge is retiring support for Manifest V2 (MV2) browser extensions and is moving fully to Manifest V3 (MV3). MV2 will no longer run in Microsoft Edge after enterprise deprecation completes. Enterprise deprecation is currently planned for early 2027.</p>…”

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Security

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