The system GeoNave allows the user to format the internal memory, through the Internal memory – Format area, accessible in the settings menu by selecting the corresponding option, and pressing the confirm button 
. You are then presented with the Information with Confirmation as shown in the figure below, containing the question for the user to certify that he really wants to format the internal memory, causing all the equipment data to be erased.
If the user presses the cancel button 
, formatting will not be performed and will be returned to the previous screen. If the confirm button is pressed , the screen for Password Editing as yet another measure of protection against undue data loss. If the user enters the correct password and presses the confirm button again, it is then shown as in the image below the login screen. Loading com o texto “Formatando memória interna…” enquanto a memória interna é formatada. Após a conclusão do processo de formatação, será retornado para a tela anterior.
