It really isn't that difficult
As they say, to "err" is human but to really f**k things up requires a computer. I, funny enough, am human and I "err" sometimes. To be fair after 28 years of experience in this field my err'ing is few and far between though. The install was really straightforward, two Ubiquiti long range WiFi access points both talking back to a cloud controller. One in the main factory, one in the admin block and between them they'd have the site covered. The access point in the admin block
