Wch.rar -

Depending on where you downloaded it, the archive usually contains:

Tools for flashing firmware to WCH microcontrollers (like the CH32V RISC-V series). wch.rar

After installation, check your Device Manager (Windows) to see if the device is listed under "Ports (COM & LPT)" without a yellow warning icon. ⚠️ Safety Warning How to open and extract rar files on Windows 10 pc? Depending on where you downloaded it, the archive

Once extracted, look for an INSTALL.exe or SETUP.exe . For drivers, you often need to run these with Administrator privileges to allow the system to recognize the connected hardware. Depending on where you downloaded it

Use the official WinRAR or free alternatives like 7-Zip and PeaZip .