How To Use Secret Codes On Nokia Lumia 730 Dual... [repack]

The only legitimate way to deeply modify the Lumia 730 is via the Windows Phone Internals tool (PC-based) to unlock the bootloader – not through dialer codes.

Let’s walk through a practical use case. Your Lumia 730 dies at 20% battery. Let’s diagnose it. How to Use Secret Codes on NOKIA Lumia 730 Dual...

Displays the life timer (total call duration), serial number, and manufacturing date. Hardware & Connectivity Diagnostics The only legitimate way to deeply modify the

, settings, and files, returning the phone to its original "out-of-the-box" state. Check Software Version How to Use Secret Codes on NOKIA Lumia 730 Dual...