After installation, the wizard asked her to restart her computer. She did. After reboot, Elena unplugged her STM32 board, waited 5 seconds, and plugged it back in.
There it was: — no yellow triangle, no error. Stm32 Virtual Com Port Driver Windows 11
She connected the board to her Windows 11 laptop using a USB cable. The board powered on—LEDs blinked—but nothing else happened. After installation, the wizard asked her to restart
And the STM32 was no longer silent.
She opened her serial terminal (PuTTY), selected COM5 at 115200 baud, and clicked "Open." The terminal filled with messages from her STM32. Elena unplugged her STM32 board
She quickly found the official source: the package on the STMicroelectronics website. She learned an important lesson: Always download drivers directly from the manufacturer (ST.com), not from third-party "driver download" sites.