Overview of Microsoft USB Test Tool (MUTT) devices The REV number is the firmware version number.įor more information about MUTT devices and MUTT firmware updating, please refer to these articles. You will see a value like: USB\VID_045E&PID_078F&REV_0044. On the "Details" tab, select the “Hardware Ids” property.Double-click the "SuperMUTT" device to open the "Properties" window.Locate the “SuperMUTT” device under the “Universal Serial Bus devices” group.Attach the SuperMUTT to a Windows system.If it's not version 44 or above, you need to update it. Here are the steps to determine the firmware version on a SuperMUTT. SuperMUTT with firmware version 43 or below.Here is the list of unsupported MUTT devices.
SuperMUTT with firmware version 44 or above.Here is the list of supported MUTT devices. Systems that support USB Human Interface Devices (HID) must be tested with Microsoft's USB HID driver stack installed and a supported MUTT device.