Manually through device settings, using downloadable software/apps, or even browser extensions are all ways to revoke access to distracting websites.
It’s possible to block websites both on your own computer, a mobile phone, or across an entire network, and there are several ways to pull this off. Alternatively, you may be a self-employed worker who needs to control their own productivity. You might be a parent or a business manager that wants to hide dangerous, unproductive, or inappropriate sites from your children/employees. There are many reasons you might want to learn how to block certain websites, permanently or temporarily. How to Block Any Website Anywhere (Computer, Phone, Network)