New entries in the Meta API changelog, each linked to the platform's own announcement.https://schedulesocialmedia.com/enhttps://schedulesocialmedia.com/api-changes/meta-graph-api-legacy-protocol-removal/https://schedulesocialmedia.com/api-changes/meta-graph-api-legacy-protocol-removal/Breaking, effective 2026-10-27. Clients that send pretty, debug or date_format, batch reads through root GET /?ids=, or rely on ETag and If-None-Match caching must change those calls before October 27, 2026.Wed, 29 Jul 2026 00:00:00 GMTMetaBreakinghttps://schedulesocialmedia.com/api-changes/meta-graph-api-v21-sunset-jan-2027/https://schedulesocialmedia.com/api-changes/meta-graph-api-v21-sunset-jan-2027/Deprecation, effective 2027-01-21. Apps still pinned to Graph API v21.0 must move to a newer version before January 21, 2027.Wed, 29 Jul 2026 00:00:00 GMTMetaDeprecationhttps://schedulesocialmedia.com/api-changes/meta-graph-api-v26-release/https://schedulesocialmedia.com/api-changes/meta-graph-api-v26-release/Version, effective 2026-07-29. Integrations moving to v26.0 should review the removed Commerce Order Management endpoints, the legacy protocol removals and the blocked legacy Page fields for New Pages Experience pages.Wed, 29 Jul 2026 00:00:00 GMTMetaVersionhttps://schedulesocialmedia.com/api-changes/meta-graph-api-v25-release-webhooks-mtls/https://schedulesocialmedia.com/api-changes/meta-graph-api-v25-release-webhooks-mtls/Version, effective 2026-03-31. Webhook receivers that verify Meta's client certificate must trust the new Meta-owned CA (meta-outbound-api-ca-2025-12.pem) or webhook delivery stops.Wed, 18 Feb 2026 00:00:00 GMTMetaVersionhttps://schedulesocialmedia.com/api-changes/meta-graph-api-v18-v19-v20-end-dates/https://schedulesocialmedia.com/api-changes/meta-graph-api-v18-v19-v20-end-dates/Deprecation, effective 2026-09-24. Calls pinned to v20.0 or older are past their listed availability dates. What to do: Move to a current version. The version table lists v18.0 until January 26, 2026, v19.0 until May 21, 2026 and v20.0 until September 24, 2026. v21.0 is listed until January 21, 2027.Mon, 26 Jan 2026 00:00:00 GMTMetaDeprecationhttps://schedulesocialmedia.com/api-changes/meta-graph-api-v24-release-certificate-transparency-removed/https://schedulesocialmedia.com/api-changes/meta-graph-api-v24-release-certificate-transparency-removed/Version, effective 2025-10-08. Certificate Transparency endpoints and webhooks are gone, and Live Video overlay_url is removed. What to do: Remove Certificate Transparency calls. The changelog states these endpoints and webhooks are removed for all versions on October 17, 2025. Meta's version table lists v24.0 as available until February 18, 2028.Wed, 08 Oct 2025 00:00:00 GMTMetaVersionhttps://schedulesocialmedia.com/api-changes/meta-graph-api-v23-release/https://schedulesocialmedia.com/api-changes/meta-graph-api-v23-release/Version, effective 2025-05-29. Mostly ads-side changes. The v23.0 changelog lists no Pages, permissions or webhook changes. What to do: Upgrade at your convenience. Meta's version table lists v23.0 as available until October 8, 2027.Thu, 29 May 2025 00:00:00 GMTMetaVersionhttps://schedulesocialmedia.com/api-changes/meta-oembed-read-replaced-by-meta-oembed-read/https://schedulesocialmedia.com/api-changes/meta-oembed-read-replaced-by-meta-oembed-read/Deprecation, effective 2025-11-03. Embed tools lose author and thumbnail fields from Facebook and Instagram oEmbed responses, and the Facebook page post oEmbed endpoint goes away. What to do: Existing apps are migrated automatically by November 3, 2025. Stop relying on author_name, author_url, thumbnail_url, thumbnail_width and thumbnail_height in oEmbed responses.Tue, 08 Apr 2025 00:00:00 GMTMetaDeprecationhttps://schedulesocialmedia.com/api-changes/meta-graph-api-v22-release/https://schedulesocialmedia.com/api-changes/meta-graph-api-v22-release/Version, effective 2025-01-21. v22.0 carries the Page recommendations deprecation and the Instagram metric and endpoint deprecations. What to do: Test against v22.0 before upgrading. Meta's version table lists v22.0 as available until May 20, 2027.Tue, 21 Jan 2025 00:00:00 GMTMetaVersion