@ChavTha Chau (chavtha), thank you for information. I confirm: BIOS update CJCN26WW solves the issue. Actual vendor change to ACPI table is:
- Name (_HID, "XXXX0000") // _HID: Hardware ID + Name (_HID, "ELAN0632") // _HID: Hardware ID -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1853277 Title: Lenovo ThinkBook 14-IML Touchpad not showing up in /proc/bus/input/devices To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1853277/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
