Setting Up
2. Setting Up Repository
Then Add Certbot Apt PPA.
sudo add-apt-repository ppa:certbot/certbot
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then Look: Solution.But for Ubuntu 20.04+ Instead, simply Enable Universe Repo!
How to Add Universe Repository on Ubuntu3. Updating Repos
Finally, Refresh Apt Repositories.
sudo apt update
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.4. Making Free SSL Certificate
How to Make Free SSL Certificate on Ubuntu