Slider not working after upgrade wp 4.0

Update Latest Jquery Library

Sorry – how i do that?
Thank you.

when i am clicking on above libk it’s redirectiing on https://www.advance-band.de/start/ following link. and on this link slider working fine .

Add this in header :-
<script src=”//code.jquery.com/jquery-1.11.0.min.js”></script>

Thank you

Yes, Slider works because i’ll be back to wp 3.9.
I have add the code and will be try to upgrade.
Thank you.

I have add the code in Header, but the Problem is the same!?

give me updated linl.

Thank you. I’m using now a slider plugin.
https://www.advance-band.de