With the apparent lack of care for user data at Facebook, the data breaches which seem to be an almost weekly occurrence, etcetera your privacy isn't safe, or at least it's not if you don't take a little initiative. Just because you don’t have anything to hide doesn’t mean you should let everyone see what you do online. It's not just about things stored on your computer, your financial information, medical information and more is all at risk. There are free tools that can help you regain control. Free tools that are trustworthy, tools that I personally use.
The company famous for making content delivery networks accessible to most websites has now made a DNS significantly more secure AND fast. A DNS is used by your web browser to look up a website url to then dispay it for you. The difference is that CloudFlare doesn’t store any records of what websites you visit. The DNS that your internet provider uses by default can and does. By setting 220.127.116.11 as your primary DNS Server, you keep your web activity private.
Chances are you use a free email provider…most likely gmail. Google does the same as Facebook. Give you free services in exchange for information about you. They provide that information to advertisers to get you to buy things. There is an alternative. One that is free and has your privacy at the top of its priority list (without sacrificing ease of use).
Virtual private networks shield your connection via encryption. So when you purchase a new camera on amazon, your credit card and mailing address aren't visible to hackers. I recommend ProtonVPN, from the creators of ProtonMail. They are honest and transparent with their heart in the right place.