Now the dialog sits there. Two buttons: and Cancel .
Type cmd into the Windows search bar, right-click , and select Run as Administrator . Type the following command and press Enter: sfc /scannow windowblinds has detected a problem with core files
: Windows keeps critical software DLLs actively locked in memory, which breaks standard automatic update patches. Now the dialog sits there
At its heart, this error indicates that WindowBlinds cannot find or use the essential files it needs to function correctly. These "core files" are the engine of the software, responsible for modifying the look of your operating system's interface. Without them, WindowBlinds cannot run. The error message is often accompanied by a number, most commonly "-7" or less frequently "-2", which helps narrow down the specific cause of the problem. Type the following command and press Enter: sfc
Phase 3: Fixing Shell Extensions and Windows Update Conflicts
WindowBlinds relies on Themes and DwmApi . Corruptions here can trigger false positives.