The installed application is designed for cell phone and it may not support full screen resolution.
The installed application is designed for cell phone as the cell phone is vertical type design but Tablet is horizontal type design.
Click Settings ==> “Click « Settings » -> « Applications » -> « Downloaded applications » and then select the application you wish to uninstall.
The system will create a folder called « Download » using the internal storage SD card and store all downloaded files.
Simply install it again from the original App Center. The App center will not charge for the application again if it was already purchased. The purchase record is associated with your user account.