Samsung SGH-D780 User Manual
Also see for DuoS: Quick start guide
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Contents
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Get started161. In Idle mode, press<Menu> and selectSettings → Securitysettings → Phone →Phone lock.2. Select On.3. Enter a new 4- to 8-digitpassword and press<OK>.4. Enter the new passwordagain and press <OK>.Phone lock Your phone supports the DualSIM cards mode, enabling youto use two SIM cards at thesame time without changingthem. Activate SIM cards andselect the primary SIM card.1. In Idle mode, press [ ].2. Scroll to the SIM card youwant to use and selectEnable or Primary.3. Press <Options> andselect Save.If you change the primarySIM card, the phoneautomatically turns off andback on.SIM cardswitching |
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