If that's true then please also attach a screenshot of the full 'top' window including the '%Cpu(s)' line.
Also, while the problem is happening and after you have uninstalled Slack, please run this command again: journalctl -b0 > journal.txt and attach the resulting text file here. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1944542 Title: [Lenovo IdeaPad 5 15IIL05] very slow To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1944542/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs