After update 2.4gh only devices don't work

After update 2.4gh only devices don't work

After update 2.4gh only devices don't work
After update 2.4gh only devices don't work
2024-05-06 01:54:51

Title says it all. I had a guest network set as 2.4ghz only. All my smart switches and outlets now can't  connect to it. They report it as 5ghz

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