To communicate with a device connected via universal serial bus (USB), a computer needs the driver, not just for the device itself, but also for the USB controller. Microsoft Windows uses USB ...

Prolific PL2303 is a USB-to-Serial adapter cable that lets you connect your computer to the devices with serial ports, like a PLC (Programmable Logic Controller). When you connect a device with your ...

We may receive a commission on purchases made from links. As technology has advanced, the types of ports on computers have also changed for the better. However, that doesn't mean devices with older ...

If when you run the Windows USB Troubleshooter, you see an error message The USB Controller is in a failed state or is not currently installed then this post offers ...

Use left and right arrow keys to seek audio. Did you plug in a USB device only to see nothing happen, making you wonder if the port is faulty? Or have several USB ports suddenly stopped detecting ...

If you’ve recently struggled with a Windows 11 laptop that refuses to charge via USB-C or won’t recognize connected devices, you’re not alone; 2026 has seen a noticeable uptick in these port failures.