What is the boot key and which is a boot key of Samsung B310E?
In simple words, the boot key is a key which accesses a device driver to install the firmware on the mobile phone.
The boot key of Samsung B310E is the OK button.
the step of pressing boot key
- turn off your mobile and remove the battery and reinsert.
- press and hold the OK button and insert the USB cable thought mobile to pc.
- The flashing process begins then release the select button.