Samsung SGH-I900CWAFPT, SGH-I900CWAPHU, SGH-I900CWATHR, SGH-I900CWAVTL, SGH-I900CWAXEV, SGH-I900CWBFPT, SGH-I900CWBITV, SGH-I900CWBPHU, SGH-I900CWBTUR, SGH-I900CWBVTL, SGH-I900CWBWST, SGH-I900CWBXEV, SGH-I900DAAXEC, SGH-I900DABCYO, SGH-I900DABFOP, SGH-I900DABFPT, SGH-I900DABXEC, SGH-I900DABXTC, SGH-I900DAMFOP, SGH-I900DGWATL, SGH-I900HAABOG, SGH-I900HAADBT, SGH-I900HAAVIA, SGH-I900HAAXEF, SGH-I900HAAXEG, SGH-I900HKAFOP, SGH-I900HKAFPT, SGH-I900HKAITV, SGH-I900HKAPHU, SGH-I900HKAVTL, SGH-I900HKAXEV, SGH-I900HKBFPT, SGH-I900HKBITV, SGH-I900HKBPHU, SGH-I900HKBTUR, SGH-I900HKBVTL, SGH-I900HKBXEV, SGH-I900HKMITV, SGH-I900ISASEB, SGH-I900XKAABS, SGH-I900XKAAMN, SGH-I900XKAARB, SGH-I900XKABOG, SGH-I900XKACRO, SGH-I900XKADBT, SGH-I900XKADTM, SGH-I900XKAECT, SGH-I900XKAEGY, SGH-I900XKAEPL, SGH-I900XKAEUR, SGH-I900XKAFPT, SGH-I900XKAFTM, SGH-I900XKAITV, SGH-I900XKAJED, SGH-I900XKAKBN, SGH-I900XKAKEN, SGH-I900XKAMAT, SGH-I900XKAMED, SGH-I900XKAMMC, SGH-I900XKAMTL, SGH-I900XKAOMX, SGH-I900XKAORG, SGH-I900XKAPAK, SGH-I900XKAPAN, SGH-I900XKAPGS, SGH-I900XKAPHU, SGH-I900XKAPLS, SGH-I900XKATHR, SGH-I900XKATIM, SGH-I900XKATRA, SGH-I900XKATUR, SGH-I900XKAVGR, SGH-I900XKAVIA, SGH-I900XKAVTL, SGH-I900XKAWST, SGH-I900XKAXEC, SGH-I900XKAXEE, SGH-I900XKAXEF, SGH-I900XKAXEG, SGH-I900XKAXEH, SGH-I900XKAXEO, SGH-I900XKAXEV, SGH-I900XKAXFA, SGH-I900XKAXSG, SGH-I900XKBABS, SGH-I900XKBAMN, SGH-I900XKBARB, SGH-I900XKBAUT, SGH-I900XKBBOG, SGH-I900XKBCOS, SGH-I900XKBDBT, SGH-I900XKBDTM, SGH-I900XKBECT, SGH-I900XKBEGY, SGH-I900XKBEPL, SGH-I900XKBESK, SGH-I900XKBEUR, SGH-I900XKBFOP, SGH-I900XKBFPT, SGH-I900XKBFTM, SGH-I900XKBFWB, SGH-I900XKBFWD, SGH-I900XKBIRD, SGH-I900XKBITV, SGH-I900XKBJED, SGH-I900XKBKBN, SGH-I900XKBKEL, SGH-I900XKBKEN, SGH-I900XKBMAT, SGH-I900XKBMED, SGH-I900XKBMMC, SGH-I900XKBMTL, SGH-I900XKBOMX, SGH-I900XKBPAN, SGH-I900XKBPHU, SGH-I900XKBPLS, SGH-I900XKBSUN, SGH-I900XKBTIM, SGH-I900XKBTMC, SGH-I900XKBTRA, SGH-I900XKBTUR, SGH-I900XKBVIA, SGH-I900XKBVIP, SGH-I900XKBVTL, SGH-I900XKBWIN, SGH-I900XKBWST, SGH-I900XKBXEC, SGH-I900XKBXEF, SGH-I900XKBXEH, SGH-I900XKBXEO, SGH-I900XKBXEV, SGH-I900XKBXSG, SGH-I900XKCARB, SGH-I900XKCDTM, SGH-I900XKCFOP, SGH-I900XKCXSG, SGH-I900XKDARB, SGH-I900XKDBOG, SGH-I900XKDDBT, SGH-I900XKDETL, SGH-I900XKDIRD, SGH-I900XKDITV, SGH-I900XKDKBN, SGH-I900XKDSEB, SGH-I900XKDXEF, SGH-I900XKDXSG, SGH-I900XKGOSK, SGH-I900XKLCEL, SGH-I900XKLPCL, SGH-I900XKLPTR, SGH-I900XKMAMN, SGH-I900XKMARB, SGH-I900XKMFOP, SGH-I900XKMXEE, SGH-I900XKMXSG, SGH-I900XKNARB, SGH-I900XKNBOG, SGH-I900XKNEPL, SGH-I900XKNVIA, SGH-I900XKNXEF, SGH-I900XKNXSG, SGH-I900XKOATL, SGH-I900XKVATL, SGH-I900XKVMOB, SGH-I900XKVSFR, SGH-I900XKVVDH, SGH-I900XKVVGR, SGH-I900XKWATL, SGH-I900XKWOMN, SGH-I900XKWVDH, SGH-I900XNAFPT, SGH-I900XNAITV, SGH-I900XNAPHU, SGH-I900XNATHR, SGH-I900XNAVTL, SGH-I900XNAXEV, SGH-I900XNBFPT, SGH-I900XNBITV, SGH-I900XNBPHU, SGH-I900XNBTUR, SGH-I900XNBVTL, SGH-I900XNBWST, SGH-I900XNBXEV, SGH-I900ZKADBT, SGH-I900ZKAITV, SGH-I900ZKATIM, SGH-I900ZKAXEG, SGH-I900ZKAXEO, SGH-I900ZKAXEV, SGH-I900ZKBCYO, SGH-I900ZKBDTM, SGH-I900ZKBERA, SGH-I900ZKBFOP, SGH-I900ZKBFPT, SGH-I900ZKBFWB, SGH-I900ZKBHUI, SGH-I900ZKBIDE, SGH-I900ZKBITV, SGH-I900ZKBTMC, SGH-I900ZKBVTL, SGH-I900ZKBWIN, SGH-I900ZKBXEO, SGH-I900ZKBXEV, SGH-I900ZKCITV, SGH-I900ZKDITV, SGH-I900ZKMAMN, SGH-I900ZKMCYO, SGH-I900ZKMFOP, SGH-I900ZKMHUI, SGH-I900ZKMITV, SGH-I900ZKMTMN, SGH-I900ZKNTMN, SGH-I900ZKNTPH, SGH-I900ZKVATL, SGH-I900ZKVSFR, SGH-I900ZKWATL, SGH-I900ZKWSFR, SGH-I900ZRAFPT, SGH-I900ZRAPHU, SGH-I900ZRAVTL, SGH-I900ZRAXEV, SGH-I900ZRBFPT, SGH-I900ZRBPHU, SGH-I900ZRBTUR, SGH-I900ZRBVTL, SGH-I900ZRBXEV, SGH-I900ZVAFPT, SGH-I900ZVAPHU, SGH-I900ZVAVTL, SGH-I900ZVAXEV, SGH-I900ZVBFPT, SGH-I900ZVBITV, SGH-I900ZVBPHU, SGH-I900ZVBTUR, SGH-I900ZVBVTL, SGH-I900ZVBXEV, SGH-I900ZWAFPT, SGH-I900ZWAPHU, SGH-I900ZWAXEC, SGH-I900ZWAXEV, SGH-I900ZWBDTM, SGH-I900ZWBFOP, SGH-I900ZWBFPT, SGH-I900ZWBMOT, SGH-I900ZWBPHU, SGH-I900ZWBVTL, SGH-I900ZWBXEC, SGH-I900ZWBXEV, SGH-I900ZWCFOP, SGH-I900ZWMAMN, SGH-I900ZWMFOP, SGH-I900ZWMTPH, SWGI900XKLCEL, SWGI900XKLPCL, SWGI900XKLPTR To unlock, tap Unlock → Unlock

To unlock, tap Unlock → Unlock.

If necessary, change the default function of the End/Device lock key. From the Today screen, tap Start → Settings → Personal tab → Buttons → End Key tab → Lock device → .