![]() Launch the AirPort Utility App and tap on “Wi-Fi Scan” in the top-right corner of the screen.Turn on the “Wi-Fi Scanner” toggle switch.Open “Settings” and expand the “AirPort Utility” dropdown menu.Go to the App Store and download and install the AirPort Utility App.Here’s how to use the app to determine the signal strength of your Wi-Fi. For iPhone users, we highly recommend the AirPort Utility app. Now that you understand the dBm scale, you’ll need to install a third-party app to help you check your Wi-Fi signal strength. If your Wi-Fi signal is this strong, you’re likely very close to the access point. -30 dBm – This is the strongest Wi-Fi signal.You’re unlikely to face any buffering and lags, and your download and upload speeds should be quite fast. -50 dBm – This is a stronger signal, and you’ll have faster internet speeds. ![]() You can perform all activities that require an internet connection. -70 dBm – This signal strength only supports very low-connection internet activities such as opening emails.You might be able to connect to the network, but you won’t be able to access any internet services. -80 dBm – This signal strength is highly unreliable.With this value, you won’t even be able to connect to the Wi-Fi network. -90 dBm – This is the weakest Wi-Fi signal strength.Here’s a breakdown of the dBm scale ranges and what they mean for your Wi-Fi signal strength. Anything between -67 dBm and -30 dBm should serve you well enough. The ideal signal strength should be -30 dBm but don’t worry if your Wi-Fi signal is not that strong. The dBm scale ranges from -30 dBm to -90 bBm. How to Check Your Wi-Fi Signal Strength on an iPhone in dBmĭecibels per milliwatt, also known as dBm, is a standard unit for measuring the signal strength of a Wi-Fi signal. ![]() If some lines are grayed out, then your Wi-Fi signal is weak. The more lines that are filled, the stronger your Wi-Fi signal. ![]() In most devices, you can find this symbol at the top or bottom-right corner of the screen. How to Check Your Wi-Fi Signal Strength on an iPhoneĪ more straightforward way of checking your Wi-Fi connection is by looking at the number of filled lines in the Wi-Fi symbol. It’s important to know how to check your exact Wi-Fi signal strength to determine if that’s the culprit behind slower internet connections. The farther you are from the router, the weaker your Wi-Fi signal is and vice versa. The strength of your Wi-Fi connection mostly depends on the distance between you and the router or the hotspot device. If you notice your internet connection becoming slow, the culprit is likely a weak Wi-Fi signal. ![]()
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