![]() ![]() ( #NoCallDrops: Issued in public interest by Network18.No service message? If your cell phone has no service, there are many different factors that can cause this. This number, however, is not applicable for all Windows Phone devices. Most of the Lumia phones let you access the signal strength feature by dialling #3282#. Unlike the iPhones that have a common number to visit Field Test, the number for Windows Phone devices differs between models. Just like the iPhone, Windows Phone users can check the signal strength in numbers by going to the Field Test mode. Users can now access it by downloading a third-party app from BlackBerry World. But BlackBerry seems to have done away with this feature with its latest upgrade. It may slightly differ for versions below KitKat.Įarlier BlackBerry users could check the mobile network signal strength in numbers by holding down the ALT key and typing the letters NMLL in the same order. The process remains the same for KitKat and Lollipop versions. You will see numbers expressed in dBm (decibel milliwatts). Go to the Settings app > About phone > Status > SIM status > Signal Strength. You can get back to the default bars permanently by simpling pressing the Home button after the Field Test Mode appears on dialing *3001#12345#*.Īndroid users have the signal strength feature hidden deep down in Settings. You can now toggle between numbers and signal strength dots with just a tap there.Ħ. Then press down on the Home button which will close the app and bring you to the home screen. Instead of pressing the Home button to exit, hold down the power/sleep button until the ‘slide to power off' bar appears.ĥ. If you want it to be a permanent feature (which can be disabled anytime) skip the third step. But if you want to go through the numbers without going through the hassle of following the entire process every time you want to take a look at them, you can set it up. You can exit the Field Test Mode by simply tapping the home button.Ĥ. ![]() As you tap the call button, the Field Test Mode opens up on your screen, converting the signal strength dots on the top left into numbers. Go to the Phone app on your iPhone and dial *3001#12345#*.Ģ. ![]() IPhone users can have access to this feature by visiting a hidden app - Field Test Mode - on their phones. Here we have listed guides to access this feature on your iPhone, Android, Windows and BlackBerry phones. (Remember that these numbers deal with the phone reception and do not reflect the 3G/4G strength). The number is said to vary from - 40 to -130, where -40 depicts the best signal and -130 no signal. So the next time you face such an issue, you know which direction to move. In other words, the lower the number, the better the signal (ignore the minus sign when evaluating). The closer the number is to 0, the stronger is the signal strength. The ways to access this feature vary from phone to phone, but the numbers, that are expressed in negative, have more or less the same meaning. You can however get a more accurate picture by looking a little inside your phone's settings. But the bars on the top of your phone's screen are not a true indicator of how strong the signal strength is. We often find ourselves looking at the signal bars on our phones trying to gauge if that call we are planning to make will get through or not. Call drops have become a nuisance in this age when mobile communication have become more important than ever before. ![]()
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