or older Focusrite installations, can clash with the ASIO driver. Connection Instability : Loose USB cables, faulty ports, or the use of unpowered USB hubs
Go to Sound Settings > More Sound Settings > Properties > Advanced and ensure "Allow applications to take exclusive control of this device" is checked. 4. Application-Specific Notes cannot open focusrite usb asio error code 0x54f
Set your (like Realtek) as the Default Playback Device . This prevents Windows from "locking" the Focusrite driver before your DAW can access it. Advanced Solutions or older Focusrite installations, can clash with the
Windows often cuts power to USB ports to save energy, which crashes the Focusrite driver. Open . Expand Universal Serial Bus controllers . Right-click USB Root Hub > Properties > Power Management . or older Focusrite installations
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\usbflags\VVVVPPPPRRRR] "SkipBOSDescriptorQuery"=dword:00000001 "DeviceTimeout"=dword:000005dc ; 1500ms default -> 5000ms