How to get the Elan Touchpad on Lenovo Ideapad working in Ubuntu Linux This have been tested on Ubuntu, Linux Mint and several other Linux distributions.

1. Open your Terminal with the keyboard shortcut ctrl+alt+t
   
2. Open your Grub with the following command:
   
   sudo nano /etc/default/grub
   
3. Look for the following line:

   GRUBCMDLINELINUX=“”

   Now, change it to:

   GRUBCMDLINELINUX=“i8042.nopnp=1 pci=nocrs”

4. Press ctrl+o to save the file
   Press ctrl+x to exit the nano editor
   
5. Update Grub with the following command:

   sudo update-grub

6. Reboot your computer

See also

• https://forums.lenovo.com/t5/Other-Linux-Discussions/Touchpad-not-working-on-ideapad-5-14iil05/m-p/5019457?page=1#5069623
• https://forum.ubuntuusers.de/topic/touchpad-lenovo-ideapad-5-funktioniert-nicht/
• https://people.canonical.com/~khfeng/lp1878279/