The error "License install failed for license type: 1. Result code: 0xc03f6601" typically occurs when the Windows Client Licensing Service fails to acquire or apply a digital license, often after a major system update, a clean install, or an edition upgrade (e.g., Home to Pro). It is frequently associated with the Microsoft Store getting stuck on the "Acquiring license" stage. Immediate Fixes
Understanding the Error Code
After analyzing various reports and user feedback, we've identified some common causes of the "License Install Failed for License Type: 1 Result Code: 0xc03f6601" error: The error "License install failed for license type: 1