How to add a subscribe logo or Custom WaterMark to your YouTube Videos 2015

How to add a subscribe logo or Custom WaterMark to your YouTube Videos 2015 Bangla Tutorial .

Watch this Video and add a subscribe logo or custom watermark to your all youtube videos step by step
if you don't understand anything in my video than feel free to ask me question in the comment bellow 
if you guys like our video than don't forget to subscribe our channel.