Always have a backup on your WordPress website. I hate to say it but it is too easy for something to go wrong. Backups a very easy to install and there are a few free options. One of the ones I recommend is Updraft Plus. Below I will list all the steps to get it installed.
- Go to Plugins ADD NEW
- In the keyword search type in updraft. There are two select the one that looks like the below image. Click INSTALL NOW
Choose your REMOTE STORAGE. You can select email or Dropbox. I will be walking you through the steps for Dropbox. Before proceeding you will need to create a free Dropbox account here. In the dropdown select DROPBOX.
Scroll to the bottom of the page and select SAVE CHANGES