Can someone help me Port forwarding?

Can someone help me port forward because i port forwarded my server but
its not working , if anyone ask what is my router Tenda W311R+ .
If someone can help me i will be happy and you will be staff on my server
Just private message me on my PMC account or email me and my skype

My email : ianiscool001@gmail.com
My skype : IanisCool