Alternatively, open (the smiley face icon in your Dock).
The most common intent behind "open USB" is simply accessing the data stored on a removable drive. While modern systems often "AutoRun" or pop up a notification, you may need to find it manually. 0.5.2 Insert the drive into an available port. Open File Explorer (Win + E). Navigate to "This PC" on the left sidebar. Double-click the drive listed under "Devices and drives." macOS: