You cant use those keys (Super+) in the browser AFAIK. The operating system expects to use them for keyboard shortcuts. (Guessing on macOS Cmd+V is actually t

You cant use those keys (Super+) in the browser AFAIK. The operating system expects to use them for keyboard shortcuts. (Guessing on macOS Cmd+V is actually triggering a clipboard event in JS, the site can’t actually see that you pressed Cmd+V)