updated fix for virtualbox7 (#223)

ops-setup/4-virtualbox.md

@@ -5,31 +5,46 @@
 
 Configure your lab PC as a host for virtual machines.
 
-### Install Virtualbox
+### Install Virtualbox - Sourced from [LinuxTechi](https://www.linuxtechi.com/how-to-install-virtualbox-in-ubuntu/)
 
 Run each of these commands in your terminal:
 
-This command will add the repository to allow for automatic updates.
+```This command will update the list of packages avaliable to you.```
+
+```bash
+sudo apt update
+```
+
+```Add VirtualBox 7 Repository```
+
 ```bash
-sudo add-apt-repository "deb [arch=amd64] http://download.virtualbox.org/virtualbox/debian $(lsb_release -cs) contrib"
+sudo apt install curl wget gnupg2 lsb-release -y
+curl -fsSL https://www.virtualbox.org/download/oracle_vbox_2016.asc|sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/vbox.gpg
+curl -fsSL https://www.virtualbox.org/download/oracle_vbox.asc|sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/oracle_vbox.gpg
 ```
 
-This command will update the list of packages avaliable to you.
+```bash
+echo "deb [arch=amd64] http://download.virtualbox.org/virtualbox/debian $(lsb_release -sc) contrib" | sudo tee /etc/apt/sources.list.d/virtualbox.list
+```
+
+```Install VirtualBox```
+
 ```bash
 sudo apt update
+sudo apt install -y linux-headers-$(uname -r) dkms
 ```
 
 NOTE: A good idea would be to type sudo apt install virtualbox– and hit tab to see the various VirtualBox versions available for installation – then select one of them by typing it completely.
 
-Installs VirtualBox 7.0
 ```bash
 sudo apt install virtualbox-7.0 -y
 ```
 
 ### Add the Virtualbox Extension Pack
 
 ```bash
-sudo apt install virtualbox-ext-pack -y
+wget https://download.virtualbox.org/virtualbox/7.0.10/Oracle_VM_VirtualBox_Extension_Pack-7.0.10.vbox-extpack
+sudo vboxmanage extpack install Oracle_VM_VirtualBox_Extension_Pack-7.0.10.vbox-extpack
 ```
 
 > Note: Installing the extension pack will launch a special installer box within the Terminal, which will require you to confirm your choice. If you can't use your arrows to navigate this box, try using \<Tab\> to change your selection and \<Space\> to mark or un-mark a selection.
@@ -38,7 +53,6 @@ sudo apt install virtualbox-ext-pack -y
 ```bash
 gsettings set org.gnome.shell favorite-apps "$(gsettings get org.gnome.shell favorite-apps | sed s/.$//), 'virtualbox.desktop']"
 ```
-
 ---
 
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