Q&A for How to Delete Cookies on a Mac

Yes, removing cookies is always safe. They are quite harmless (and in no way related to viruses), and nothing will change when you remove them.

At the top of the screen next to "View" and "Bookmarks." There will be a "History" bar. Click on that, then click clear history for whatever time period you want, e.g. past hour, past day, all history.

Websites will add cookies to your browser for certain functionality purposes. Most websites do this without telling you. You can delete your cookies every so often, but they will come back, and there's not much to be done about it.

Go to Safari, open Preferences and click the Advanced button on the far right. At the bottom of the drop-down menu you will see the Develop box. Check that little box.