Google added Wi-Fi hotspot functionality to Android way, way back in the days of Froyo, but it took carriers several years to come to terms with it. Now, you can share your LTE connection with a few restrictions on most devices and carriers. The Pixel 3 and 3 XL do something new with hotspot mode. You can enable the Wi-Fi hotspot while you're connected to Wi-Fi, allowing your phone to share that connection with other devices.

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