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Real-world fixes for Intune, endpoint management, and sysadmin projects — written by a Senior Engineer with 20+ years in MSP environments. If you can't find the answer anywhere else, check here.
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Troubleshooting
How to clean up Active Directory artifacts after an improperly decommissioned domain controller
You inherited the mess. The DC is gone but AD still thinks it exists — replication errors referencing Event IDs 1311 and 1864, stale DNS records, orphaned objects in Sites and Services. Here's the complete end-to-end cleanup guide, with every command you need.
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IT Projects
The real-world checklist for decommissioning a domain controller properly
Transfer FSMO roles, sync replication, run demotion, verify DNS — every step in the right order with the right commands.
Mar 18
10 min
Intune / Endpoint
Why Intune compliance policies aren't applying — and how to fix it
Four root causes, none obvious from the portal error messages. Each one with a concrete, verified fix.
Mar 14
7 min
Troubleshooting
Azure AD hybrid join failures: every error code mapped to a fix
A reference-style guide mapping common hybrid join error codes to specific root causes and step-by-step fixes.
Mar 10
14 min
Intune / Endpoint
How to read Intune MDM diagnostic logs without losing your mind
MDMDiagnosticsTool output is chaos. Here's how to actually find the signal buried inside the noise.
Mar 6
10 min