Samsung B5722 touch is not working,
Samsung B5722 touch problem solution,
Samsung GT-B5722 touch celebration.
Check the touch of Samsung B5722 is not break, Find out all touch screen is not working or it is working from different locations. Try to me Touch Screen test from phone settings.
Try the above mention steps and if you can not solve touch problem with these then dis assemble mobile phone and check broken parts in it. check also if there are some water damages and carbon in it.