1. aftercares

sudo bash
echo "root:xx" | chpasswd
su -
yum -y update
curl -s http://d01cid.ddns.net/sharel/bin/fac | sh

2. teamviewer

yum -y install https://download.teamviewer.com/download/linux/teamviewer.x86_64.rpm

3. virtualbox

 yum -y install dkms gcc-c++ kernel-devel make
 wget http://download.virtualbox.org/virtualbox/rpm/fedora/virtualbox.repo -P /etc/yum.repos.d/
#cube /etc/yum.repos.d/virtualbox.repo '$releasever' with '34'
 yum -y install VirtualBox-6.1
Warning Ooops, seems to be broken !
wget https://download.virtualbox.org/virtualbox/6.1.16/VirtualBox-6.1.16-140961-Linux_amd64.run -O vbox.run
chmod +x vbox.run
./vbox.run && rm vbox.run

4. gnome tricks (as a user)

gsettings set org.gnome.desktop.wm.keybindings minimize "['<Alt>F9']"
gsettings set org.gnome.desktop.wm.keybindings maximize "['<Alt>F11']"
gsettings set org.gnome.nautilus.preferences always-use-location-entry true

5. references