The "developer options" and "USB debugging" of Samsung ACE3 mobile phones are hidden. To enable the usb mode, you only need to perform the following operations:
1. On the Samsung ACE3 standby page, click Application. The following figure shows the effect.
2. Click [set] on the page to go to the page.
3. Then, find [more] on the page, select the [about device] option, and click it to enter.
4.
Click the internal version number seven times in a row, and the screen will prompt "developer mode enabled ".
5. Click <. The developer options are displayed, as shown in the following figure.
6. Click developer options to go to USB debugging and click.
7. When the screen prompts "USB debugging is for development purpose only. It can be used to copy data between your computer and your device, install applications on your device, without further notice, and read record data, click OK to enable the USB debugging option.
Now, we only need to select the option and enable the usb mode. If you enable the usb mode, you will find that there will be a response when our mobile phone is connected to the computer, now we have finished introducing all the content about the Samsung ACE3 mobile phone developer options and how to enable the USB debugging options. I hope you can help me.