I will show you the normal way to remove Microsoft Visual Studio Code. This is normally all that needs to be done. It will keep the previous VS Code settings. If you reinstall VS Code, your previous settings will be back. This is very convenient.
Sometimes you need to completely remove Microsoft Visual Studio Code and do a fresh install.
How to Uninstall Visual Studio Code from Ubuntu
Here is how to remove Microsoft Visual Studio Code from Ubuntu. This is the normal way to remove an Ubuntu Software app from Ubuntu.
The settings will still be there if you were to reinstall VS Code.
Quit Microsoft Visual Studio Code.

Remove Microsoft Visual Studio Code from Favorites.

Open the Ubuntu Software.

Click on the Search icon and search for code. Ubuntu Software does not call it Microsoft Visual Studio Code by calls it code instead.

Select code and click on it once.

Information about code will appear. Click the Trash icon to uninstall code.

Then click the Uninstall button that appears.

Authenticate this by entering the password you use to log into Ubuntu. Then click the Authenticate button or press Enter.

Now, code will uninstall.

Now the uninstallation of code is complete. This is good for normal uninstalls.

How to Completely Uninstall Visual Studio Code from Ubuntu
Here is how to completely remove Microsoft Visual Studio Code from Ubuntu.
Do the previous steps as shown above.
Terminal Commands

Enter the following command into Terminal and press the Enter key.
sudo rm -r ~/.config/Code

Enter the following command into Terminal and press the Enter key.
sudo rm -r ~/.vscode


Microsoft Visual Studio Code is not completely uninstalled from Ubuntu 22.04.