admin-guide

  1. HTTP 429 Proxy Error on Windows 11: Quick Fixes and Deep Diagnostics

    A Proxy Error 429 — the server telling your browser “too many requests” — is one of those transient but productivity-killing problems that can come from either your side (misbehaving scripts, bad proxy configuration, malware) or the server’s side (rate limiting, DDoS protection, load shedding)...
  2. Edge 139.0.3405.111: Copilot Summarization + Security Updates

    Microsoft Edge 139.0.3405.111: What’s new, why it matters, and how to roll it out Release snapshot Channel and version: Stable, 139.0.3405.111 Release date: August 21, 2025 What it is: A security and servicing update with bug fixes, performance improvements, and one notable user-facing...
  3. Custom SSO Claims with Entra ID Directory Extensions: A Five-Step Guide

    Microsoft’s recent how‑to on issuing custom SSO claims from Entra ID using directory extension attributes gives administrators a practical, low‑friction way to inject organization‑specific data into SAML and OIDC tokens — and to do so only for selected user groups during sign‑in. The documented...
  4. NEWS Microsoft’s newest Windows update breaks VPNs, and there’s no fix

    Microsoft said this week that the most recent Windows security update for Windows 10 and Windows 11 may break VPN connections. Microsoft's newest Windows update breaks VPNs, and there's no fix :eek: