Enable The New YouTube UI On Google Chrome

是不是看到那一成不变的Youtube界面感到很闲了叻。现在只需几个简单的步骤，你就可以自己改变整个YouTube哦！
看看， Before and After :)

Old YouTube UI

New YouTube UI

It’s a simple five-step process. Anyone with a little computer experience can follow through with ease.

How To Enable New YouTube UI On Google Chrome, Mozilla Firefox and Safari

Step 1: Launch youtube.com from your favorite browser.

Step 2: You must now open up page inspection menu. There are different ways to opening it up across different browsers but we’ll be covering Firefox, Chrome and Safari only since they are the most popular browsers used to access Redmond Pie.

• Firefox: Cmd + Shift + K (Mac), Ctrl + Shift + J (Windows)
• Chrome: Cmd + Alt + J (Mac), Ctrl + Shift + J (Windows)
• Safari: Go to Preferences > Advanced and enable Show Develop menu in menu bar. You will now see a new menu item Develop. Close Preferences. Right click < Inspect element.

Step 3: Add in the following code:

document.cookie="VISITOR_INFO1_LIVE=ST1Ti53r4fU"

Step 4: Close page inspection element.

Step 5: Refresh web page.

Repost from: http://www.redmondpie.com/heres-how-to-enable-the-new-youtube-design-right-now/