--- title: "My M300XL is not recognized when I connect it to my PC through the on-frame battery pod. What do I do?" slug: "my-m300xl-is-not-recognized-when-i-connect-it-to-my-pc-through-the-on-frame-battery-pod-what-do-i-do" updated: 2024-01-23T20:54:15Z published: 2024-01-23T20:54:15Z canonical: "support.vuzix.com/my-m300xl-is-not-recognized-when-i-connect-it-to-my-pc-through-the-on-frame-battery-pod-what-do-i-do" --- > ## Documentation Index > Fetch the complete documentation index at: https://support.vuzix.com/llms.txt > Use this file to discover all available pages before exploring further. # My M300XL is not recognized when I connect it to my PC through the on-frame battery pod. What do I do? In order to connect your M300XL to a PC, you must connect the USB cable directly to the main unit and not through the on-frame battery pod. The USB Micro-B port on the M300XL battery pod does not provide data pass-through to the main unit.