Your reliable tool for approving and testing Windows updates.
KB Details - KB5087420
KB5087420
⚠️ Yes
Title
May 12, 2026—KB5087420 (OS Build 22631.7079) - Microsoft Support
Severity
Known Issues
⚠️ Yes
Known Issues Count
1
Release Date
2026-05-12
OS Builds
22631.7079
Products Affected
Windows
Actions Recommended
Administrators should review BitLocker Group Policy configurations and prepare for potential recovery key prompts.
Known Issues Details
#1 - Devices might require BitLocker recovery key Status: Investigating Symptoms: Some devices may prompt for the BitLocker recovery key on the first restart after installing this update. Workaround: N/A Affected: Devices with an unrecommended BitLocker Group Policy configuration
Description
Devices with an unrecommended BitLocker Group Policy configuration might be required to enter their BitLocker recovery key
Symptom
Some devices with an unrecommended BitLocker Group Policy configuration might be required to enter their BitLocker recovery key on the first restart after installing this update.
This issue only affects a limited number of systems in which ALL of the following conditi...