I have the same issue on the IdeaPad Slim 7 14IIL05, 82A4. I've tested it on Ubuntu 20.04, Kernel 5.4.0-45-generic Arch, Kernel 5.8.7 Arch, Kernel 5.8.5 Arch, Kernel 5.4.63 LTS Arch, Kernel 5.9.0-rc4 (Mainline).
I've submitted a mainline bug report https://bugzilla.kernel.org/show_bug.cgi?id=209199 ** Bug watch added: Linux Kernel Bug Tracker #209199 https://bugzilla.kernel.org/show_bug.cgi?id=209199 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1875221 Title: cannot dettect my touchpad To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875221/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs