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Hard reset method for samsung j5 ( j500f, j500m, j500h, j500y, j500fn ) it may any other samsung models, make sure you backed up the data before reset,. Jump to samsung galaxy j5 factory reset wipe all data on your samsung galaxy j5 mobile. unlock password without data loss. samsung mobile . Hard reset (factory reset) samsung galaxy j5 or unresponsive samsung galaxy j5 press power button to turn off your samsung galaxy j5. press volume down+power button for 10 to 15 seconds. you will see recovery mode on your mobile screen. Reset method 2 first, switch on your samsung mobile, by holding the power button. tap the settings iconfrom your home screen or app drawer from the list, tap on backup & reset. now select factory data reset option. from there, tap on reset device which you can find at the bottom finally, select. The samsung galaxy j5 has a security feature called 'android device protection', which stops it from doing a factory reset if you don't know the username...