This wikiHow teaches you how to find out who is connected to an Android device's Wi-Fi router using the notification bar or the Settings app.
Steps
Method 1 of 2: Notification Bar
Step 1. Turn your Android device into a Wi-Fi hotspot by activating tethering
Step 2. Swipe your finger down the screen from the top edge
Step 3. Tap the Tethering or hotspot active message on the notification panel
Step 4. Scroll down the list to see the users connected to your device
Inside the "Connected users" section you will find the list of devices, with their MAC address, which are currently connected to your Android smartphone or tablet.
To block a device from connecting to your hotspot, press the button Block placed next to the corresponding name.
Method 2 of 2: Settings app
Step 1. Turn your Android device into a Wi-Fi hotspot by activating tethering
Step 2. Launch the Settings app by tapping the icon
Step 3. Select the Network and internet item
Step 4. Press the ⋯ More button
Step 5. Select the Hotspot & Tethering option
Step 6. Tap on Wi-Fi hotspot settings
Step 7. Check the list of all users connected to the device
Inside the "Connected users" section you will find the list of devices, with their MAC address, which are currently connected to your Android smartphone or tablet.
