Microsoft 365

Microsoft 365 Oct 17, 2026 · 13 min

Your Clients Are About to Get "Access Denied" on Files You Shared Them

Microsoft is retiring SharePoint one-time passcodes through November 2026. Older links to clients and vendors will start failing. Here is the 30-minute fix.

Microsoft 365 Jun 30, 2026 · 11 min

Your Microsoft 365 Tenant Is Probably Misconfigured

Most small businesses already pay for Microsoft 365 security features. The problem is that nobody configured the tenant to actually use them.

Microsoft 365 May 2, 2026 · 14 min

Disabled AD Users Still Active in Entra? The Source Anchor Gotcha

A 100-user MA company's Entra sync silently failed for six months. Disabled AD users kept their M365 licenses. Here's the hidden default that caused it.