Settings Personal Settings 237
Allow Installation of Third-Party Programs
Bydefault,youcanonlyinstallprogramsandgamesdownloadedfromGooglePlay.TheSecurity
menuletsyouallowinstallationofnon-PlayStoreappsonyourphone.
Toallowinstallationofnon-PlayStoreappsonthephone:
1.
Tap > > Settings.
2. TapSecurity.
3. SelecttheUnknown sourcesoption.
Important:Afterinstallingtheapp,gobacktoSettings>Securityandmakesuretoclearthe
Unknown sourcesoption.Thiscanhelpprotectyourphonefrominstallingotherinsecureapps
fromtheWeb.
Work with Certificates
UseclientandCertificateAuthority(CA)digitalcertificatestoenableyourphonetoaccessVPNor
securedWi-Finetworks,andalsotoprovideauthenticationtoonlineservers.Youcangeta
certificatefromyoursystemadministratorordownloaditfromsitesthatrequireauthentication.
Notes:
n Someappssuchasyourbrowseroremailclientletyouinstallcertificatesdirectlyintheapp.See
theapp’shelpfordetails.
n YoumustsetalockscreenPINorpasswordbeforeinstallingadigitalcertificate.
Install a Digital Certificate
1. SavethecertificatefileintherootfolderofyourSDcard.
2.
Tap > > Settings.
3. TapSecurity.
4. TapInstall from SD card.
5. Ifyouhavemorethanonecertificateintherootfolder,selectthecertificateyouwanttoinstall.
6. EnteranameforthecertificateandtapOK.
Backup and Reset
Findwaysonhowtobackupyourdataorhowtoresetthephone.