115200 or 9600 (115200 is preferred for modern 4G/5G hardware). Data bits: 8 Stop bits: 1 Parity: None

Once drivers are installed, you can use several terminal applications to send commands to the modem. Graphical Terminals (Recommended for Windows) : Tools like , or the older Huawei Modem Terminal

Sets the device to "Modem Only" mode (disables virtual CD-ROM). AT^SETPORT="FF;10,12" Forces the device into 4G Modem and PCUI mode. Safety & Verification When downloading software from the Huawei Enterprise Support portal, always use the provided PGP or CMS signature files

Most consumer modems do not allow arbitrary file downloads – only config backups.

A newer GUI-based tool specifically for Huawei modems.

This is a specialized, lightweight utility designed specifically for sending AT commands to Huawei data cards. It features a clean, dual-pane interface showing sent commands and hardware responses.

Simple Interface: A basic window with a command line and a response area.COM Port Detection: Automatically detects connected Huawei devices.AT Command Support: Supports the full range of standard and proprietary Huawei AT commands.Lightweight: The executable is usually under 1MB and requires no formal installation. How to Download Huawei Modem Terminal

A Huawei Modem Terminal is any software application that establishes a serial communication link with a Huawei cellular modem via AT commands (Attention commands).

: The appropriate Huawei Modem Drivers must be installed so the operating system can recognize the modem's serial interfaces (COM ports). Software Requirements

AT+CSQ : Checks the signal strength. Returns a value between 0 and 31 (higher is better). Unlocking & Security Commands

: Preparing a modem to accept a generic dashboard instead of a carrier-branded one.

Huawei Modem Terminal: Guide to Features and AT Commands Huawei Modem Terminal

: Test the connection by typing AT . A successful connection will return an OK response.

AT^SETPORT? : Displays the current active USB port configurations.

Downloading and using terminal tools comes with responsibilities.

while a command is actively executing.