Hello friends! Today we will install or troubleshoot an Arduino USB driver in Windows. If you have followed our introduction to what Arduino is , this is the next practical step: making sure the computer can recognize your board before uploading a sketch. Many boards work as soon as they are connected because Windows already has a suitable driver. Others need a board package or a driver for their USB interface. We will first identify which situation applies, then use Device Manager to inspect the connection and complete a small upload test. The screenshots below come from the original Windows tutorial. They remain useful for understanding the manual installation sequence, but their dialog labels and Arduino software version are historical. Follow the corresponding controls in your Windows ...