Technology Mobile-Cell-Phone How Do I Do a Master Reset on a Samsung Z400? By Technology Last updated Friday, March/15/2024 104 8 Share 1). Click "Settings" in the main phone menu.2). Scroll down and click "Reset Settings."3). Enter the password and press "Enter." The default password is 00000000.4). Press "Yes." Source... Mobile-Cell-Phone technology Microsoft Access Excel ffice Powerpoint Word Oracle 104 8 ShareFacebookTwitterGoogle+ReddItWhatsAppPinterestEmail