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SharePoint add-in retirement

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Update retirement announcement for SharePoint Add-Ins (#10857)

Microsoft's commit message in SharePoint/sp-dev-docs · commit 320df55 · +1 −1 lines · also on GitHub

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1616 SharePoint Add-Ins will stop working for new tenants as of November 1st, 2024; they will stop working for all tenants as of April 2nd, 2026. This applies to all environments including Government Clouds and the U.S. Department of Defense.
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18 −In parallel with the SharePoint Add-In retirement, the ability to add, update, and acquire SharePoint Add-Ins from the public marketplace will also be discontinued. As of March 1st, 2024 Microsoft will not accept new SharePoint Add-Ins for listing in the public marketplace; as of July 1st, 2024, SharePoint Add-Ins cannot be acquired from the public marketplace. Using a tenant app catalog is supported and enables 3rd parties to offer their SharePoint Add-Ins until April 2nd, 2026.
18 +In parallel with the SharePoint Add-In retirement, the ability to add, update, remove, and acquire SharePoint Add-Ins from the public marketplace will also be discontinued. As of March 1st, 2024 Microsoft will not accept new SharePoint Add-Ins for listing in the public marketplace; as of July 1st, 2024, SharePoint Add-Ins cannot be acquired from the public marketplace. Using a tenant app catalog is supported and enables 3rd parties to offer their SharePoint Add-Ins until April 2nd, 2026.
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2020 If you are using custom developed SharePoint Add-Ins, we recommend migrating them to SharePoint Framework based solutions. If you’ve acquired SharePoint Add-Ins from the public marketplace or from a 3rd party, contact the provider for an updated version that does not depend on the SharePoint Add-In extensibility model.
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Microsoft's Markdown source from SharePoint/sp-dev-docs, © Microsoft Corporation, under CC BY 4.0. Changed lines with up to 3 unchanged lines around each; ChangeIntel kept this copy 10 Oct 01:29 UTC. The commit date is when the source changed, which can be hours or days before Learn published it.

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 20 Oct 23:56 UTC · 258 of 260 readable · 256 fully read · documentation 415/439 current