On a laptop or PC that supports TOR, download TOR. Before entering, disable your camera and microphone and place a piece of opaque tape over your camera. Keeping your TOR window out of full screen is also a good idea. It's not essential but will help frustrate tracking analytics. Make sure Javascript is off on your computer as well. Next, you need to find a link on the hidden wiki site. The dark web subreddit may also help you find links. You will probably have to search for a link for a good while, be prepared for lots of error pages/broken links. Eventually you'll get onto the dark web and will be able to navigate it.How do I enter the deep web
If you plan on buying anything: you need a program called Tails along with a new laptop/hard drive. You'll need to pay in bitcoin which is the most common form of cryptocurrency. Buy things at your own risk. Lots of things may be scams.