How to activate offline mode in Google Chrome and browse some websites without internet connection

Nowadays Chrome is the most popular browser. It's working fast has a nice style and created for easy navigating. So there are a lot hidden options in Chrome that you might don't know about, which also will make more easy and fun working with Chrome. 
However in this post, I will show you how you can enable offline browsing mode in Chrome to open some websites without an internet connection. That's too easy, so you can save some pages on Chrome for offline browsing.

First of all, we need to turn on the Offline mode in Chrome. 
For that in Chrome URL bar add chrome://flags/ and open.
Use Ctrl+F keyboard combination to open search box, search for the line Enable Offline Load Stale Button and change the value from Default to Enabled. Now you must restart Chrome browser to apply the settings.

Now if you enter web page one time you can access it later without internet connection.