: Ensure you have the latest USB drivers installed so your PC recognizes the modem as a COM port.
Note: If you cannot see what you are typing, enter the echo command: ATE1 followed by Enter. Basic Diagnostics Description ATI Device Information Displays the modem model, firmware version, and IMEI. AT+CSQ Signal Quality Returns signal strength values ranging from 0 to 31. AT+CIMI IMSI Request Huawei Modem Terminal Download
Once your terminal window opens, type AT and press . If the connection is successful, the terminal will return an OK response. Here is a reference list of critical diagnostic commands: Description ATI Device Information Displays manufacturer, model, and firmware version. AT+CSQ Signal Quality Returns signal strength values ranging from 0 to 31. AT+CIMI IMSI Request : Ensure you have the latest USB drivers
Versioning: Ensure you are downloading a version compatible with Windows 10 or 11, as older versions (built for XP/Windows 7) may require "Compatibility Mode" to run correctly. AT+CSQ Signal Quality Returns signal strength values ranging
