Important! eMagicOne have postponed the development of Mobile Assistant application. The software is offered as is, no further support provided.
Using Mobile Assistant you can't update your store orders, you can only check them.
In case you need some solution to update your orders, statuses, e-mail customers, and more you're welcome to check Store Manager solution that is a windows application and offers more extended functionality:
http://emagicone.com/products/
There's free trial available, so you're welcome to check it free of charge!