@Kevin_Z The other router is a TP-Link Archer C7 but running Openwrt not the stock firmware. It can operate on channel 52 without switching for many weeks. Its difficult to test exactly as sometime...

@Kevin_Z Thanks I am aware it only supports band 1. That's my question, as it is permitted in the UK/EU to use channel 149 (and others) could support for these be added to the router?

I am currently using this router in the UK with 5GHz channel 52 selected. This is a DFS channel so its possible the router might need to switch channels. When this happens I experiance lots of...

Currently this router does not appear to offer channel 5GHz channel 149, this is a shame as it is an alternative non-DFS channel so would be very useful. Its usage is permitted in US/Canada/UK/Europe...