I wonder, though, where does the information about routerboot version up to and including 6.45.8 come from? Official OpenWRT page warns against routerboot v7, not the earlier ones? [edit] OK, I found the page saying routerboot 6.46 or newer isn't OK ... but that would mean that 6.45.9 should be fin...

I wonder why you want to run so an ancient ROS version (6.45.8) on your hAP ac2? Hacking disappropriated device (to put it mildly) is one use case that comes to my mind. Because later bootloaders are not supported by OpenWRT, which I want to install on my device. I specifically chose this model bec...

Officialy: NO. You can try but there are no promises taht it would work.

Okay, but how do I try? Netinstall didn't work for me.

I have a hAP ac^2 with a factory software version 6.45.9. I need to downgrade it to version 6.45.8 that uses an older bootloader. Is that possible?