Since most searches now happen on mobile devices, Google is making the move to go all-in on mobile.
Google Switches to Mobile First
Google recently announced that they are switching the way that they index websites.
Now, Google will be using a mobile first index that will probably alter the results for desktop searches.
If you have a website that shows different content on mobile and desktop then you may want to consider making updates to your website.
The biggest updates you should make is to: