Scroll down—right above or below —you will now see a new entry:
You have successfully opened Developer Options in your SUNMI D2 MINI.
Once you are inside the Developer Options menu, you will be greeted with a long list of toggles and switches. It can be overwhelming. For SUNMI D2 MINI users, here are the most relevant settings you should know about.
Here’s an informative review on how to open on the SUNMI D2 MINI (a portable Android device often used for retail/restaurant POS).
: Look for the entry labeled Build number . On some SUNMI versions, you may need to tap Software information or Version first to see this.
: Certain "P-series" or highly secure SUNMI payment devices may have developer mode locked by default. Accessing these may require a unique authorization code SUNMI technical support Locating the Menu : If you cannot find the menu after enabling it, use the search bar at the top of the Settings app and type " Turning it Off : To disable the options, open the Developer Options menu and toggle the switch at the top to How to Enable Developer Mode Settings on Your Device
Try these:
If you follow the steps above but tapping "Build number" does nothing:
: Find the entry labeled Build number at the bottom of the menu.
The SUNMI D2 MINI often ships with and SUNMI Manager , which restrict certain system settings. In some corporate deployments, the administrator may have disabled the ability to become a developer.