How to install a wildcard SSL certificate in Ubuntu 20.04 for (WORDPRESS MULTISTE)

Hello, I am new to ubuntu. I need help.

I have created an installation of Wordpress Multisite, I need that the subsites have SSL certificate. My Main site has an Active SSL certificate When creating the subsites, they do not include the SSL certificate. I have looked for information in these corners and I cannot install the SSL.

I followed this [GUIDE]

  1. The first time I did not recognize DNS verification.


Please deploy a DNS TXT record under the name with the following value:
  1. After a few days I tried again and I get this error.
E: Package 'python-virtualenv' has no installation candidate

I already installed Python with this guide but it kept giving me an error.

I hope you can help me.

Beforehand thank you very much.


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Hi there @munozgustavo,

It looks like that you’ve added an A record for to point to your IP address.

But instead of your IP address, you need to add a TXT record to point to the random string provided to you by the certbot command.

You can check your DNS here:

Let me know how it goes!

Regards, Bobby