Update a feedIn the Web feeds view, select and hold the feed, and from the pop-up menu, selectRefresh.Set a feed to automatically updateIn the Web feeds view, select and hold the feed, and from the pop-up menu, select Edit >Automatic updates.Unreadable characters while browsing the webIf unreadable characters are displayed, select Menu > Web and > > Page >Default encoding and the correct encoding for the character set of the language.PositioningPositioning with your deviceYou can use applications such as GPS data to find out your location, or measure distancesand coordinates. These applications require a GPS connection.Your device does not have an internal GPS antenna. To use applications that require aGPS connection, use a compatible GPS receiver (accessory sold separately). Use Bluetoothconnectivity to connect to the GPS receiver.You can also use network-based positioning with your device.Network positioningYou can use the mobile network to find out your current location, even indoors. This isfaster but less accurate than with GPS, and you cannot use the location as a startingpoint for navigation.To use the mobile network for positioning, in the device settings, select the network-based positioning method.About GPSThe Global Positioning System (GPS) is operated by the government of the United States,which is solely responsible for its accuracy and maintenance. The accuracy of locationdata can be affected by adjustments to GPS satellites made by the United Statesgovernment and is subject to change with the United States Department of Defense civilGPS policy and the Federal Radionavigation Plan. Accuracy can also be affected by poorsatellite geometry. Availability and quality of GPS signals may be affected by yourlocation, buildings, natural obstacles, and weather conditions. GPS signals may not be50 Positioning