Shows the Bluetooth device address.
number, which is necessary for tracking a lost phone or unlocking it for other carriers. Access Diagnostic Tools Entering this code opens the Lumia Color Variant + Life Counter How to Use Secret Codes on NOKIA Lumia 730 Dual...
Open Phone Dialer. Step 2: Type ##364 Step 3: Watch the "Battery Diagnostic" screen appear. Step 4: Look at "Temperature" – if above 45°C, your battery is overheating. Step 5: Look at "Voltage" – 3.7V to 4.2V is healthy. Below 3.5V under load means a degraded battery. Step 6: Note "Full Charge Capacity" – compare to "Design Capacity". If below 80%, replace the battery. Shows the Bluetooth device address
: Displays the total time the phone has been used since its first start-up—perfect for checking if a "new" phone is actually new. Network and Performance Tweaks Step 2: Type ##364 Step 3: Watch the
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.
This displays your International Mobile Equipment Identity. It’s essential for reporting a lost phone or checking if a used device is blacklisted. : *#0000#