- It could also depend on what country code , you ended up configuring ; ref https://www.cisco.com/c/en/us/products/collateral/wireless/catalyst-9164-series-access-points/catalyst-9164-series-access-points-ds.html >...In countries where use of the 6-GHz band is not allowed or there is no current software support, the 6-GHz radio will be disabled. The radio may be enabled with future software, once the product is certified to operate at 6 GHz for that country. M.
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