We do not return commodity that have issues with third party apps as we have not control over their performance. These apps have been integrated in GrapheneTech as a third party application and we cannot provide technical support for these. With wattam.lk we provide an environment for these third party apps. Their performance with our commodity is out of our control therefore we are not responsible for their performance with our commodity. If a third party app is not performing properly, we cannot authorize a return based on this reason.