Now, it is very easy to connect the Garmin 645 to Wi-Fi. For that, you have to first move within the Wi-Fi network range. Then, from the Garmin Connect Mobile app select the three-dash icon or three dots icon. After that, select Garmin Devices and then select your device. Now, select General > Wi-Fi Networks and then Add a Network. At the last, kindly select an available Wi-Fi network and then enter the login details to complete the procedure.
Website: Garmin Express
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