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4.5  System 
Set date and time and make settings for developers. 
 
Table 4-6 
Item Description 
Automatic date & time 
Enable / disable automatic date and time. 
Automatic time zone 
Enable / disable automatic time zone. 
Set date 
Set date. 
Set time 
Set time. 
Select time zone 
Select time zone. 
Date & time 
   
   
   
   
   
   
Use 24-hour format 
Set whether to display 24 hours. 
TalkBack 
Enable / disable TalkBack (Google screen 
reader). 
Switch access 
Enable / disable Switch access that lets you 
interact with your Android device using one or 
more switches instead of the touch screen. 
Captions 
Set whether to use caption. 
Magnification gestures 
Enable / disable Magnification gestures. 
Large text 
Set whether to use large character size. 
High contrast text 
Set whether to use high contrast text. 
Power button ends call 
Set whether to use power switch to end call. 
Auto-rotate screen 
Set whether to use automatic screen rotation. 
Speak passwords 
Set whether to use voice output of password. 
Accessibility shortcut 
Set whether to use Accessibility shortcut. 
Text-to-speech output 
Set whether to use Text-to speech output. 
Touch & hold delay 
Set touching time for detecting as hold. 
Color inversion 
Set whether to use Color inversion. 
Accessibility 
Color correction 
Set whether to use Color correction. 
Printing 
Cloud Print 
Enable / disable Cloud print. 
 
Add service 
Add Cloud print service. 
System updates 
Use to update OS image. 
Status 
Display telephone number, radio wave 
condition, etc. 
Legal information 
Display open source licenses, Google Terms of 
Service, and other software license information.
Model number 
Show terminal model name. 
Android version 
Show Android version. 
Android security patch 
level 
Show Android security patch level.   
Baseband version 
Show Baseband version. 
Kernel version 
Show kernel version. 
About phone 
Build number 
Show Build number.