asalamualikum, dosto kyse hain sub , umeed krta hn sab theek hon gay,
main ap sb se samsung ko check krne ka tareeqa bta raha hn k wo original hay ya refurbished...
to apko karna ye hay k mobile ki setting main ja display setting main jana hay or mobile ka lock screen wallpaper change krne ki option dekhe. agr wo option setting>display>wallpaper main ja k home screen, lock screen, lock and home screen ki option day to wo original samsung hay or agr nahi to wo refurbished ho jo k sasty b hoty hain or apps b ruk ruk k chalti hain...
ya gallery main ja k koi b pic wallpaper set krty waqt agr ye 3 options aye to original ho ga...