38Screen Responsiveness1. For best performance, use the stylus with the IRIS X. The stylus is designed to provide an optimalexperience with the IRIS X touch screen.2. When the Video Phone has been idle for some time, you may experience a slight delay when youinitially press the screen to initiate an action.3. If there is no response, it is possible the screen needs calibration which can be performed byfollowing the earlier instructions.4. If too many applications or widgets are open, the IRIS X may become sluggish or lose registration.A maximum of 10 total widgets can be open at any one time. Only 3 instances of each widget canbe open, with the exception of the Contacts widget which only permits one instance. To close aWidget, press and hold on the widget until the close option appears and press the close option.Virtual Keyboard1. There are multiple possible character sets for the virtual keyboard. Pressing either of the two keysin the bottom right of the virtual keyboard will reveal additional characters. (Example, press 1/2while on standard keyboard to reveal the #, ?, * and other characters.2. There are virtual keyboards for 4 languages (English, Korean, Chinese and Russian). The Korean,Chinese and Russian virtual keyboard is auto selected if that language is chosen. The Englishvirtual keyboard is auto selected for all other languages.I want to attach a keyboard and/or mouseThe addition of a mouse and keyboard improves ease of use across many functions of the phone.Simply connect a mouse and keyboard using the built-in USB ports on the IRIS X.How do I factory reset my IRIS X?Warning: Factory resetting will permanently erase all your data including contacts, photos, videosand calendar information.You should only perform this function if advised by ACN technical support. See the Systems Settingsection for more details.