Microsoft week in review 1/18/26 - 1/24/26 sources

 Microsoft week in review 1/18/26 - 1/24/26 sources:

• Windows 11 out-of-band update (Jan 24, 2026) — Cumulative OOB patch for Win11 23H2 when you need the “stop the bleeding” fix.
  https://support.microsoft.com/en-us/topic/january-24-2026-kb5078132-os-build-22631-6495-out-of-band-ae8525fd-a0a8-4b9b-bba9-c647ea5dc8dd (Microsoft Support)

• Security baseline for Microsoft 365 Apps (v2512) — Updated recommended security configs for M365 Apps; expect policy/config ripple effects.
  https://techcommunity.microsoft.com/blog/microsoft-security-baselines/security-baseline-for-m365-apps-for-enterprise-v2512/4487213 (TECHCOMMUNITY.MICROSOFT.COM)

• Exchange: Message Trace support using Graph API (Public Preview) — New Graph-based message trace path; relevant if you automate trace/reporting.
  https://techcommunity.microsoft.com/blog/exchange/message-trace-support-using-graph-api-is-now-in-public-preview/4488587 (TECHCOMMUNITY.MICROSOFT.COM)

• Exchange: Public folder data + retention questions — How retention behaves with public folders, restore scenarios, known issues.
  https://techcommunity.microsoft.com/blog/exchange/exchange-online-public-folder-data-and-retention-questions/4488872 (TECHCOMMUNITY.MICROSOFT.COM)