This update fixes various signing issues.
To get the latest QFEs for the Windows HCK, run HCKSetup.exe. The Windows HCK download includes all previous QFE updates.
Note: Before applying the QFE, close all active HCK Studio sessions. Applying this QFE might affect in-progress submissions, so please complete any submissions before applying the QFE. After installing this QFE, you'll need to regenerate any affected submission that was generated before the QFE was installed.