To add YouTube channel tab please follow these steps.
first of all go to your Facebook page.
(THIS STEP IS OPTIONAL YOU MAY DIRECTLY GO TO 3rd Step)
Lets check the youtube button is available or not. To check availability of youtube tab go to setting
and and go to templates and tabs. There might not be (Youtube tab options) Now you need to add tab here.
search YouTube tab in your search box.
Click on app and click the button “Use App”
Select your page from the list. and hit the button add. It takes some time to set.
Now YouTube Tab appears in the Tab section.
STEP 7) Drag the tab as per your need
STEP 8) Now go back to your page there you see YouTube tab.
STEP 9) Click on YouTube tab that appeared recently
STEP 10) Put Your channel ID in Youtube Channel ID or Playlist ID
You can get channel ID from youtube Channel. The last code after shash/