Using raw image-flashing tools like Rufus or BalenaEtcher to burn an operating system ISO onto these controllers can corrupt their volatile lookup tables. The device will completely hang, causing it to drop its true memory capacity entirely. Step-by-Step Diagnostic and Fix Guide
Open the Start Menu, type cmd , right-click , and choose Run as administrator . Type diskpart and press Enter. Usb Device Id Vid 1e3d Pid 198a
The PID is a unique identifier assigned to a specific product by the vendor. In this case, the PID 198a is likely assigned to a specific USB device designed by Shenzhen Ezusb Co., Ltd. Using raw image-flashing tools like Rufus or BalenaEtcher
In some ultrabooks and 2-in-1 devices, the touchpad PCB integrates a small fingerprint scanner in the top-left or top-right corner. The USB interface reports as a single composite device with two interfaces: one for the touchpad (HID mouse) and one for the fingerprint reader. In that case, VID_1E3D&PID_198A might represent the fingerprint portion. Type diskpart and press Enter