The error message "The term 'git' is not recognized as the name of a cmdlet" typically means that Git is not installed on your system, or that it's not accessible from your system's PATH. Here ...

The error messages you are seeing suggest that your Ubuntu system is having trouble connecting to the Ubuntu package repositories. The message "Temporary failure resolving 'security.ubuntu.com'" indicates that your system is unable to resolve the domain name 'security.ubuntu.com' ...

Here are the steps you can take to resolve the error: Step 1 - List the distributions installed by running the following in PowerShell: