Navigate to the following directory in File Explorer: C:\ProgramData\Microsoft\Windows\ClipSVC\ (Note: ProgramData is a hidden folder. Enable "Hidden items" in the View tab to locate it). Delete all subfolders and files inside the ClipSVC folder.
The error is a critical Windows system issue that occurs when the Client-Licensing Service (ClipSVC) fails to validate, acquire, or apply a valid software license . Most commonly, this error appears in the Windows Event Viewer under Client-Licensing logs during failed Windows Store app downloads, failed Xbox Game Pass game installations, or broken Windows Enterprise subscription activations via Microsoft Intune. Root Causes of Error 0xc03f6601 Navigate to the following directory in File Explorer:
A broken store cache disrupts the license acquisition phase ( Result code: 0xC03F6601 ). Spiceworks Community failed Xbox Game Pass game installations