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: Open Device Manager and expand the Ports (COM & LPT) section. You should see a listing such as "USB Serial Port (COM3)". Troubleshooting

Depending on your chip, you should download the driver from the official manufacturer's website to ensure security and compatibility:

The "USB-to-COM" cable is an adapter that allows modern computers (which use USB) to communicate with older serial devices (which use RS-232/COM ports).

: If the device is not detected at all, try a different USB port or check if the port is enabled in your system's BIOS. Install OEM USB drivers | Android Studio

: Extremely common but often subject to "counterfeit" chip issues where newer drivers may not work with older or unofficial chips. Visit the Prolific Support page for official files.

: Used in high-quality adapters. Their drivers are available on the FTDI Chip VCP Drivers page .

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