Upcoming changes to classic publishing sites, classic user-created pages and custom scripting in SharePoint Online

Microsoft will disable creation of classic publishing sites and pages in SharePoint Online starting March 1, 2027, and make existing classic user-created pages read-only by October 1, 2028. Custom scripting will be disabled. Organizations should assess usage and plan phased modernization to modern SharePoint experiences. What and why: Microsoft SharePoint continues to evolve to helporganizations create and manage content more securely, easily, and intelligently.As part of this evolution, we’re introducing upcoming changes to classicpublishing sites, classic user-created pages, and custom scripting inSharePoint Online, with a two-phase rollout designed to give organizations timeto assess usage, plan modernization, and move to modern SharePoint experiences. Beginning March 1,2027, classic publishing site creation and publishing feature activationwill be disabled for all existing tenants. For new tenants created on or afterthat date, no new classic pages can be created by default; adding or updating custom scripts and related changes will bedisabled. Beginning October 1, 2028, all existing classicuser-created pages will be set to read-only and custom scripting enforcementwill extend to all tenants. Affected classicuser-created page types include wiki pages, web part pages, blog pages,publishing pages, and custom ASPX pages created using SharePoint Designer orthird-party solutions. None of these changes affect classic page content; existingpages will remain accessible for viewing. Rollout schedule: Worldwide: We will begin rolling out early March 2027 and expect to complete by early April 2027. GCC: We will begin rolling out early May 2026 and expect to complete by late May 2027. GCC High: We will begin rolling out early May 2027 and expect to complete by late May 2027. DoD: We will begin rolling out mid-June 2027 and expect to complete by early July 2027. Impact on your organization: 1. Creation of new classic publishing sites, and activationof the classic publishing feature, will be turned off for site collections andsubsites. Below is the list of affected site templates, and classic templatesaren’t affected. Site template ID Site template BLANKINTERNETCONTAINER#0 Publishing Portal Site CMSPUBLISHING#0 Publishing Site BLANKINTERNET#0 Publishing Site Blank ENTERWIKI#0 Enterprise Wiki SRCHCEN#0 Enterprise Search Center SPSSITES#0 Site Directory SPSNHOME#0 News Home Site PRODUCTCATALOG#0 Product Catalog SPSREPORTCENTER#0 Report Center SPSTOPIC#0 Topic Area […]

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