@Bar666xp This was confirmed to be a defective unit after TP-LINK contacted me to run some testing. They spent approximately a week gathering data from the old unit and running update tests one after...

@RandoIII The product itself isn't the problem, for me it's actually really good in the area I am in. Downgrading and upgrading the firmware failed due to a faulty component confirmed by TP-Link UK...

@t0urista Hi my unit fails to upgrade or downgrade firmware of any description. I have attempted the firmware recovery trick and this bricked the unit. After the previous community engineer helped me...

Yes, I have received an email for the escalation. Thank you for your help.

@David-TP Unfortunately that version hasn't worked either

@David-TP