1. For Android 6.0 and Above.a. Go Settings > Select “About Device”;

b. Select “Software Info” option.;

c. Tap “Build number” for 7 times;

d. Select “Developer options”;

e. Enable “USB debugging” option.

2. For Android 6.0 and Above.

a. Go Settings > Select “About Device”;

b. Tap “Build number” for 7 times;

c. Select “Developer options”;

d. Enable “USB debugging” option.

3. For Android 3.0 to 4.1;

a. Go Settings;

b. Select “Developer options”;

c. Enable “USB debugging” option.