I ran into this problem on Linux Mint 19.2. If you install the proprietary nvidia driver, then the problem is solved and there is no freezing
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1829561 Title: [Lenovo Ideapad 330 - 15 inch] laptop freeze every time I click on shutdown or reboot and the only way to close system is to hold power button for 5 sec To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1829561/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs