Fujitsu arrows U User Manual

26Updating SoftwareCheck whether updates are required via the Internet, andupdate as required.Before Updating SoftwareSaved data may be lost depending on condition of handset(malfunctioning, damaged, water seepage, etc.). It isrecommended that you back up important data beforeupdating software. The company is not responsible fordamages from loss of data.Software Update CautionsDuring UpdateHandset cannot be used until software is updated. It maytake time to update software.Signal during UpdateOperate handset where signal reception is good andwithout changing location. Also operate with adequatebattery charge. Signal becoming weak or Battery becominglow during an update may cause an update failure. Anupdate failure may disable handset.If Using Other FunctionsOther functions cannot be operated during a softwareupdate.Updating SoftwareIn Home Screen, (Settings)SystemAdvancedSystem update Follow onscreen instructionsSoftware update starts.