Hi all: Got response from Lenovo, they suggest user to update touchpad fw to fix this issue.
https://pcsupport.lenovo.com/us/en/products/laptops-and- netbooks/thinkpad-x-series-laptops/thinkpad-x1-carbon-6th-gen-type-20kh- 20kg/downloads/ds505032 Release Note: (Fix) Trackpoint FW update will fail on systems with NFC model Quick test on X1C6, PS/2 works(with psmouse.synaptics_intertouch=0). 20 times S3 resume, touchpad works fine. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1791427 Title: Touchpad and/or trackpoint stop working after S3 suspend on Lenovo X1 Carbon 6th To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791427/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
