How can I disable middle click pasting?

[anthony93]

@SearingSunrazeSmash

Middle click copy/paste is a default setting in Xorg Server.There is no option to disable this setting but you can change the working of middle-click.

Yup. Just map the middle mouse button to do nothing.

How to completely disable the middle mouse button?

You need to remap the middle mouse button to something else. And this can be done in several different ways (depending on the display server you use). For now, I’m going to assume that you are using X11. First, you need to find out the name of your mouse device: $ xinput Under virtual core pointer, you should see the name of your device as well as its device id. Take note of those two values. Next, find out the current button mapping of the device with: $ xinput get-button-map 'device_name' …