Amppid7250 Amprev0100 New !link! - Usb Vid214b

Hardware Spotlight: Decoding USB `VID_214B` & `PID_7250` – A New Generic HID Device Emerges

Date: April 19, 2026 Category: Hardware Forensics / Peripheral Analysis

A new USB device signature has appeared in driver enumeration logs and hardware databases this quarter, identified by the unique pair VID_214B and PID_7250, with a revision identifier of REV_0100. usb vid214b amppid7250 amprev0100 new

For system administrators and hardware tinkerers, this VID/PID combination presents an interesting case: it does not immediately map to a major consumer brand like Logitech, Dell, or SanDisk. Instead, it points toward the growing market of generic Human Interface Devices (HIDs) and white-label hardware. Hardware Spotlight: Decoding USB VID_214B & PID_7250 –

Method 4: Force the Dongle Out of CD-ROM Mode

Some dongles get stuck in "installation mode." You can switch them using a command: Download a small utility called Huawai Modem Switcher

Download a small utility called Huawai Modem Switcher (or use Mode Changer Tool).
Run the tool as Administrator.
Select your device from the dropdown (VID_214B) and click Switch Mode.
Wait 10 seconds, then unplug and replug the dongle.

USB device detected: VID 214B PID 7250 — AMPP Rev 01.00 (new)

This appears to be a newly connected USB device identifying itself as Vendor ID 0x214B and Product ID 0x7250 with firmware/hardware revision 01.00 and a descriptive string or driver label “AMPP” (or similar). Quick, practical notes for troubleshooting, identification, and safe handling:

Security & safety

Treat unknown USB devices cautiously: don’t run any included executables or allow firmware updates from untrusted sources.
If the device is unexpected, disconnect and verify its origin before using.

Step-by-Step Fix (Windows 10 / 11)

Before you start, ensure the USB dongle is plugged directly into the PC (not a USB hub).