Adobe flash player update mac book pro

What is happening? Are you getting an error message?

Uninstall Flash.

http://helpx.adobe.com/flash-player/kb/uninstall-flash-player-mac-os.html

Reinstall Adobe Flash.

http://get.adobe.com/flashplayer/

Security turned on?

System Preferences > Security

Select App store & identified developers

Enable Plug-ins.

Safari > Preferences > Security > Web content:

Make sure that "Enable plug-ins" are selected.