软件卸载
LibreOffice
sudo apt purge libreoffice*
sudo rm -rf /usr/lib/libreoffice
sudo rm -rf /etc/libreoffice
VMware Workstation Pro
sudo vmware-installer -u vmware-workstation
VirtualBox
sudo sh /opt/VirtualBox/uninstall.sh
QEMU + Virtual Machine Manager
在 Virtual Machine Manager 中停止并删除所有虚拟机。
sudo apt remove qemu-* virt-manager
sudo apt autoremove
sudo rm -rf /var/lib/libvirt