Left Mouse button not working in Linux Mint

I found a solution that appears to work in this Mint Forum post

$ xinput
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ AlpsPS/2 ALPS GlidePoint id=13 [slave pointer (2)]
⎜ ↳ Logitech USB Optical Mouse id=11 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
↳ Power Button id=6 [slave keyboard (3)]
↳ Video Bus id=7 [slave keyboard (3)]
↳ Power Button id=8 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=12 [slave keyboard (3)]
↳ Toshiba input device id=14 [slave keyboard (3)]
↳ LiteOn Lenovo Traditional USB Keyboard id=9 [slave keyboard (3)]
↳ LiteOn Lenovo Traditional USB Keyboard System Control id=10 [slave keyboard (3)]
$ xinput -set-prop "AlpsPS/2 ALPS GlidePoint" "Device Enabled" 0