I just installed a fresh copy of Ubuntu 18.04. I'm trying to set my 144hz monitor to 144hz as it is currently on 60hz. This is not possible in the display settings. The highest refresh rate listed is 60hz. The monitor is an Acer GN246HL.

I had used Antergos very recently with the same monitor and had no problems there.

Using the lspci -nnk | grep -iA2 vga command in the terminal gives me the following: