It's not all or nothing.
Like the saying goes. If bacon is the only thing preventing you from being vegetarian, then be a vegetarian who eats bacon.
Add one thing at a time. When you feel ready, then move tot he next project.
The ultimate privacy is to never connect to the Internet, but that's not very feasible.
So what actually do you see you keeping with for the next few months.
Do you no longer use Google, Bing, Yahoo search? That's a win! Can you stick with that for the next few months? Then that's another win!
Using a private DNS over your ISPs? That's a win. Still keeping up with it for the next few months? Another win.
Small changes for long term usage is better than changing everything at once and only keeping it for a few days weeks.