[Hỏi đáp] Meta keywords not working

In my forum meta keywords is not working. It was working before. :(
http://www.bdtipsntricks.com/

http://seositecheckup.com/

actually, my meta keywords is shoing on Firefox using ctrl+u but not showing in chrome

it's showing on my chrome apparently

Zero wrote:it's showing on my chrome apparently

That's a good news. May be the problem is in my Google Chrome