Telstra 5G WI-FI PRO MU500 User Manual page 7

 Set the maximum number of Wi-Fi devices up to 15 x 2.4GHz and 15 x 5GHz connections.
 2.4GHz connections are most commonly used. In certain circumstances the 2.4GHz Wi-Fi spectrum
may be congested, which will result in your 2.4GHz Wi-Fi speeds slowing down. If your connecting
device supports 5GHz WI-FI then this will likely give faster speeds however shorter Wi-Fi range.
 Set the Wi-Fi sleep timer.
SETTINGS > NETWORK
 Switch International Roaming on or off (note extra charges may apply when roaming)
 Set the Network Selection mode, Automatic, 5G, 4G or 3G only.
SETTINGS > DEVICE
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