How to install Really Simple SSL Pro

Getting started: The installation of Really Simple SSL Pro is just like any other plugin, except that you can’t download it from the WordPress repository, you have to upload it yourself. Like when you manually install a WordPress plugin.

Keep Really Simple SSL free active

Do not deactivate the free version of Really Simple SSL. Really Simple SSL is an add-on for the free version. This makes it  more modular and lightweight.

Downloading the plugin

You should have received an email with a download link for the plugin. If not, or if your download link has expired, you can always download it from your account on If you don’t know your password, you can reset it by clicking “Lost password?” and entering the email address used to make your Really Simple SSL Pro purchase.

Because it is an add-on, you need to have the free version of Really Simple SSL activated as well. You can find the free version here, or via the plugins section in your WordPress dashboard.


  1. If you do not have Really Simple SSL free version activated, please install and activate.
  2. In the email you received, you will find a download link. Download the plugin.
  3. In your WordPress Dashboard, navigate to “Plugins”, click “Add new”, and click “Upload”. Select the zipped file you downloaded after purchasing the Pro version, and click Install, then Activate.
  4. Go to Settings/SSL/Settings. A new tab “License” has now appeared here. You can enter the license key here, then save.

Please note: You need to upload the zipped file. The Safari browser is known to automatically unzip downloaded .zip files. If this is the case, please right-click -> “Compress” to compress the folder to .zip format again.

After activation

You can find your Really Simple SSL Dashboard under WordPress -> Settings -> SSL. The Premium settings are listed mostly under the “Settings” tab. You can now run the advanced site scan, to find remaining mixed content issues on your site. When mixed content issues are found, you can click the “Fix” button or the instructions link for information on how to fix this. If you run into any problems, please submit a ticket.

plugin dependency error

If you see a notice “plugin dependency error”, this means that Really Simple SSL pro needs to be updated to the latest version to be compatible with your current version of Really Simple SSL. You can renew your license here.


Lightweight plugin, Heavyweight Security features. Get Pro and leverage your SSL certificate for WordPress security standards.