kb5066189

Microsoft’s August Patch Tuesday has gone from a routine security maintenance window to an operational headache for administrators and home users alike, as the August 12, 2025 rollups introduced a pair of serious regressions — first a storage regression that could make some SSDs disappear under...

Microsoft’s August cumulative update has sidelined one of Windows’ most important safety nets: Reset and recovery flows that let users refresh, reinstall, or remotely wipe machines now fail on multiple client builds after the Patch Tuesday rollup, and Microsoft has shipped emergency out‑of‑band...

Microsoft pushed emergency, out‑of‑band updates on August 19, 2025 that restore broken Windows recovery workflows: KB5066189 for Windows 11 (build families 22621.5771 and 22631.5771) and KB5066188 for Windows 10 (OS builds 19044.6218 and 19045.6218) — fixes that directly address an August 12...

Microsoft released an out‑of‑band update on August 19, 2025 — KB5066189 for Windows 11 (OS Builds 22621.5771 and 22631.5771) — to fix a high‑impact regression introduced earlier in the August security rollup that broke Reset and cloud recovery flows, while reiterating a separate, platform‑level...

Microsoft released an out‑of‑band update on August 19, 2025—KB5066189—for Windows 11 devices on the 22621 and 22631 build families (OS Builds 22621.5771 and 22631.5771). The package is an optional, non‑security rollup that patches a regression introduced by the August 2025 monthly updates...

Microsoft released an out‑of‑band (OOB) non‑security update on August 19, 2025 — KB5066189 for Windows 11 (OS Builds 22621.5771 and 22631.5771) — to repair a regression introduced by August’s cumulative updates that can block device reset and recovery operations, and to deliver a servicing stack...

Microsoft released an out‑of‑band (OOB) fix on August 19, 2025 that restores Windows’ Reset and cloud recovery workflows for devices on the 22621/22631 servicing families (Windows 11 22H2 and 23H2) after an August security cumulative caused those flows to fail; the update, published as KB5066189...

Microsoft released an out‑of‑band update on August 19, 2025—KB5066189 (OS Builds 22621.5771 and 22631.5771)—that quickly became the must‑install patch for Windows 11 22H2/23H2 devices affected by a regression introduced with the August security rollup; the update’s headline fix restores Reset...

Microsoft released an out‑of‑band (OOB) update on August 19, 2025 — KB5066189 for Windows 11 builds 22621.5771 and 22631.5771 — that restores broken reset and recovery flows introduced by the Patch Tuesday rollups earlier this month, and administrators and home users should treat this patch as a...