Metrel Knowledge Base Firmware update instructions Current: MI 2892 HW5.0 Firmware update MI 2892 HW5.0 Firmware update Firmware can be updated in PowerView software.Help/Check for Firmware updatesUse this video instruction if firmware upgrade fails for some reason.Download firmware version v1.0.3348 (compatible with MI 2892 HW5.0 only); PowerMaster.v1.0.3348.zip Your browser does not support the HTML5 video element ×