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| Problem | Likely cause | Solution | |---------|--------------|----------| | Touch works but freezes after sleep | Power management | Disable “Allow computer to turn off this device” in Power Options for I2C HID. | | Audio crackling | Wrong sample rate | Set default format to 16-bit 44100 Hz. | | Bluetooth not found | Driver conflict | Install Broadcom patched driver, then restart Bluetooth service. | | Dock keyboard types double letters | Debounce issue | Update I2C HID driver again, or use a USB hub. | | Blue screen (BSOD) after driver install | Incompatible INF version | Boot safe mode → Uninstall driver → Try a different patched version. |