PROLiNK PRC3801 - How to enable band steering on Firmware version 16 and below?

PROLiNK® PRC3801 Wireless AC1200 MU-MIMO Dual-Band Gigabit Router
Connection Request
• Username: Enter the user name for the ACS to connect your router.
• Password: Enter the password for the ACS to connect to your router.
• Path: Enter path of TR069 service.
• Port: Enter port number of TR069 service.
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