Hello, from this thread[1] it seem that the touchpad might work if you switch it from advanced mode to basic mode in your BIOS, can you give it a try?
[1] http://kulminaator.blogspot.com/2018/06/linux-on-amd-ryzen-2500u- powered-laptop.html ** Summary changed: - touchpad in ubuntu does not work + touchpad in ubuntu does not work - Acer Nitro 5 AN515-42 ** Changed in: linux-signed-hwe (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1835608 Title: touchpad in ubuntu does not work - Acer Nitro 5 AN515-42 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe/+bug/1835608/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs