We currently have ZD3050 with over 30 ZF7363 APs. I have tried updating the firmware from 9.6.1.0.15 to 9.6.2.0.13, 9.7.0.0.220, 9.7.1.0.17, 9.7.1.0.32 and 9.7.2.0.9 without success. ZD itself updates just fine, but after restarting it, all APs remai...