Keyboard Malfunction Tied to 'Windows Audio Endpoint Builder' Service

[Windows 10]

Hello,I’m experiencing a very unusual issue on my Windows 10 system: certain keys on my keyboard are behaving abnormally. For example:The Windows key shuts down the computer.The Ctrl key changes the volume instead of performing its usual functions.What I’ve Tried So Far:I tested with another keyboard, but many keys didn't work properly either.I checked for malware using sfc /scannow and Windows Defender—no issues were found.I verified that my keyboard layout is correctly set.I removed any custom Scancode Map registry entries.I disabled all third-party startup programs and services.In Diagnosti

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