WordPress is a hugely popular web content software. With so many WordPress websites on the Internet it is a big target for hackers. Fortunately, with thousands of developers backing it, any security holes that are discovered in WordPress are fixed almost instantly.
The problem is that you need to update your software to be able to take advantage of each fix, and many sites don’t bother with them. In fact, when a WordPress site gets hacked, it’s almost always due to outdated software.
Simply click on the Updates link and you can then update all Themes and Plugins at once (or you can delete any old ones you do not need anymore)
It is important to keep WordPress, and any themes and plugins you are using, up to date. Failure to do this will increase the chance of your website being hacked and make it difficult for you to use any new WordPress products.
There are a number of Plugins you can install which can automatically update all the software for you such as:
After you have updated anything on your WordPress site it is a good idea to give your site a quick test, just to ensure everything is still working as it should.