Windows KB5121767 OOB update fixes shutdowns on some Dell PCs

Mon, 20 Jul 2026 13:16:24 +0000

Engineer — Plan: If your estate includes Dell PCs running Windows 11 that received July 2026 updates, apply KB5121767 to resolve unexpected shutdowns; no security exploitation involved.
SOC/IR — Skip
Leader — Skip

Microsoft blocks Windows 11 updates on some Dell PCs due to shutdowns

Wed, 15 Jul 2026 12:11:39 +0000

Engineer — Plan: If you manage Dell endpoints running Windows 11, verify whether the update block applies to your hardware models and plan an alternate patching path once Microsoft lifts the safeguard hold.
SOC/IR — Skip
Leader — Skip