Press the DPI switch button once and move the mouse. If the cursor speed changes, you’ve found the cause. Cycle through the ...

Using Glorious' software, you can program the mouse's nine buttons to perform a variety of tasks, including macros and keyboard inputs.

Thanks to a software update, you can now program select new and older Logitech keyboards and mice to perform complex tasks with a click or a tap.

The designated button could be on the mouse or a Roccat keyboard simultaneously. That Easy-Shift [+] feature means you could program 29 different inputs with the mouse's 15 buttons.