Specifications

53Chapter 4 Problem, Meet Solution
Problems with Wireless Communication
Ifyouhavetroubleusingwirelesscommunication:
Â Makesurethecomputerornetworkyouaretryingtoconnecttoisrunningandhasa
wirelessaccesspoint.
Â Makesureyou’veproperlyconguredthesoftwareaccordingtotheinstructionsthat
camewithyourbasestationoraccesspoint.
Â MakesureyouriMaciswithinantennarangeoftheothercomputerorthenetwork’s
accesspoint.Nearbyelectronicdevicesormetalstructurescaninterferewithwireless
communicationandreducethisrange.RepositioningorrotatingyouriMacmight
improvereception.
Â ChecktheWi-Fistatusmenu(Z)inthemenubar.Uptofourbarsappear,indicating
signalstrength.Ifthesignalstrengthisweak,trychangingyourlocation.
Â SeeHelpCenter(clickHelpinthemenubarandsearchfor“wi-”).Alsoseethe
instructionsthatcamewiththewirelessdeviceformoreinformation.
Keeping Your Software Up to Date
Whenyou’reconnectedtotheInternet,SoftwareUpdatechecksperiodicallytosee
ifupdatesareavailableforyourcomputer.Youcandownloadandinstallthesefree
softwareversions,drivers,andotherenhancementsfromApple.
YoucansethowfrequentlyyouriMacchecksforupdatesinSoftwareUpdate
preferences.Tocheckmanually,chooseApple()>SoftwareUpdate.
FormoreinformationaboutSoftwareUpdate,seeHelpCenter(clickHelpinthemenu
barandsearchfor“SoftwareUpdate”).