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Why doesn't   a   laptop emit radiation ? •Your laptop computer does emit radiation. In fact, your laptop emits several different kinds of radiation: •400 to 800 THz electromagnetic radiation. This is the visible light given off by the laptop's screen that makes it possible for you to see what the computer is displaying. Yes, ordinary visible light is a form of radiation. •10 to 100 THz electromagnetic radiation. This is the infrared radiation given off by all parts of the laptop due to their temperature, through the everyday process of thermal emission. •5 GHz or 2.4 GHz electromagnetic radiation. These are the radio waves given off by the WIFI antenna in the laptop, which are used to connect to a wireless network. •2.4 GHz electromagnetic radiation. These are the radio waves given off by the Bluetooth antenna in the laptop, which are used to connect wirelessly to peripheral devices such as a cordless mouse. •Low frequency electromagnetic radiation. These...

    The trouble comes when you want to actually see the password for one of the networks you connected to. Perhaps you want to connect a second device to a saved Wi-Fi access point, or maybe you're with a friend who wants to log in to the same hotspot. But without a way to access the actual passwords that your device has stored, you're out of luck. Thankfully, there are ways around this. If you're on Android 10 or higher, you can see Wi-Fi passwords right from your phone's settings. However, if you're on Android 9.0 Pie or lower, note that you will need to be rooted. Method : Android 10 & Up This first method doesn't require root or even an extra app. But it does require that your phone is running Android 10 or higher. If your phone has been updated to this version, I'll outline a quick and easy way to see saved Wi-Fi passwords below. Step 1: Locate Wi-Fi Settings  Currently, there is only one flavor of Android 10, and that's ...