Note: After the developer option is activated by the following method we can no longer hide, if we want to hide only to restore the phone factory settings, this question please know.
1. In Samsung A7 (2016) sm-a7108 Standard mode, slide the screen left.
2. Click the "Settings" option in the interface of Samsung A7 (2016) sm-a7108, as shown below.
3. After entering, we found the "about phone" in the Settings list.
4. Click on "Software Information".
5. After clicking the "version number" 7 times, the "developer mode is enabled" will be prompted.
6. Click "←" and then click Back to the superior, in the superior interface we will see "developer Options", the effect is as follows.
All right, that's it. The cloud Habitat Community Small series for you to organize the latest version of the A7 mobile phone developer options and USB mode open the entire process of opening methods.