#troubleshooting

The admin centre is a reported view assembled from several independent systems, each with its own delay. Here's where the actual truth lives, layer by layer.

"Hasn't checked in" isn't one problem, it's at least five different problems wearing the same badge. A real diagnostic flow, log by log, command by command.

MSI product codes, WOW6432Node redirection, PowerShell STDOUT rules, and the HKCU trap: the practical reasons detection rules lie, and how to fix each one.