@blj-74 This would be my expected behavior based on experience. When the controller goes OFFLINE the EAPs would continue to operate normally using their last know configuration from the controller....

@Sujil_C Hey The only time I have ever seen this error it was either the username / password or one of the settings. Include a screenshot if you can of the old and new setup This link might help!...

@Saamoss I think you are missing the point Virgo and myself are making here Yes 100% agree you can use these as Access Points, no debate about that what so ever. Also agreed the strength of the...

@NigelBarker Hey If you look at the screenshot below, hopefully this will point you in the correct direction

@MasahiroCG Just to jump in here If you go to DEVICES you should see the AP in there and have the option to ADOPT it The AP would need to be adopted by the controller to have this applied OK

@dlherrin Hey Dave When you do the update of the controller to v4.x.x (4.3.5 is latest) its a total wipe of the device so basically you are starting again. However I would do it this way In v3...