Thanks for your efforts. The cause of the freezes still seems to be invisible in the logs.
Next please use the Additional Drivers app to uninstall the Nvidia 535 driver and try installing 545 instead. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2054121 Title: Random Freezing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/2054121/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs