how to enable developer mode on nokia n9 phone
Nokia N9 - Enable the developer mode. 1  A menu will be displayed, you can either choose between: 2  Move the slider button next to Developer mode to the right to enable this option.3  You shall get a small warning messages, click on Accept to validate. 4  Your phone will restart and the developer mode will be enabled. A menu will be displayed, you can either choose between: 2  Move the slider button next to Developer mode to the right to enable this option. 3  You shall get a small warning messages, click on Accept to validate. 4  Your phone will restart and the developer mode will be enabled.