The android.hardware.usb.host.xml file is a system configuration file used by Android to declare support for USB Host mode, allowing the device to act as a host for peripherals like keyboards, mice, and MIDI controllers. File Content
To help you get USB host mode working safely on your specific device, could you tell me: What is your and Android version ? Is your device already rooted ? What specific USB peripheral are you trying to connect?
For more technical details, you can refer to the official Android USB Host documentation .
Save as android.hardware.usb.host.xml and place it in your device’s common.mk or device.mk :
There is no official "2021 download" for this file as it is standard across most Android versions. If your device supports USB Host hardware but lacks the configuration, you can manually create it or download it from developer repositories: