Tax Administration
The latest Tax Administration coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft’s WSUS Sync Fix Leaves Previously Affected Servers in Limbo — Here’s What to Do Next
Microsoft’s July 18 mitigation restored WSUS synchronization for new installs and rebuilds, but servers affected before that date remain in an unresolved state. The fix didn’t clean up the excess metadata that caused the initial slowdowns. Admins should classify each server as fresh or previously affected, validate fresh ones, and carefully preserve evidence on older servers while avoiding unsupported cleanup actions until Microsoft provides official guidance.
Project Online to Shut Down September 2026: A Practical Guide to Migrating Your PMO Without Data Loss
Microsoft will retire Project Online on September 30, 2026, with new subscriptions already halted. PMOs face a complex migration: Planner premium handles basic scheduling, but cross-project dependencies, capacity planning, and custom workflows require a Power Platform rebuild or third-party tools. Simply exporting data isn’t enough—organizations must inventory PWA configurations, SharePoint content, and reports, pilot real projects, and archive historical records to avoid losing critical project intelligence.
HMRC’s 50,000-Seat Copilot Bet: What IT Leaders Can Learn from the UK Tax Authority’s AI Overhaul
HMRC is expanding Microsoft Copilot to 50,000 staff in 2026, claiming annual productivity gains worth £50 million. The rollout is part of a broader transformation that includes cloud migration, AI-powered contact centres, and compliance tools, offering practical lessons for enterprise IT teams on training, testing, and governance.
PowerToys 0.100.0 Lets You Pin Different Commands and Widgets to Each Screen
PowerToys 0.100.0 introduces independent per‑monitor configurations for the Command Palette Dock, allowing users to pin different commands, launchers, and performance widgets on each display. This turns the persistent toolbar into a multi‑screen productivity tool, though it remains a preview feature with no auto‑hide and permanent screen‑space reservation.
Anthropic Tells Claude Code Users: Stop Raising Effort, Start Switching Models
Anthropic's recent guidance clarifies that Claude Code's model selection and effort level are distinct controls—using them incorrectly leads to wasted tokens and failed tasks. Users should fix context first, then diagnose failures as capability or effort issues, rather than reflexively raising effort. Defaults are designed for most work; switching to a stronger model often solves hard problems more cheaply than cranking effort.
Microsoft 365 Copilot Now Pulls Data from Gmail and Outlook—Admins Must Enforce Read-Only First
Microsoft 365 Copilot now supports connectors that pull email, calendar, and file data from Google and Microsoft services, along with external business systems. While this dramatically boosts productivity, privacy experts warn that combining these data sources enables Copilot to infer sensitive information. Admins should enforce read-only access, audit permissions, and delay autonomous actions until governance catches up.
KB5121767 Resolves Dell Intel IPF Crash Blocking Windows 11 Updates
Microsoft released out-of-band update KB5121767 to fix an Intel IPF driver conflict that caused Dell PCs to overheat and crash after installing KB5101650. The safeguard hold is now lifted for affected devices; home users should install the fix, while IT admins should target only the impacted fleet segment without pausing all updates.
Microsoft 365 Apps Will Retire Semi-Annual Updates in July 2026: How to Prepare for the Monthly Cadence
Microsoft's Semi-Annual Enterprise Channel for Microsoft 365 Apps will switch to monthly feature updates in July 2026, effective¬ly merging into the Monthly Enterprise Channel. This eliminates the twice-yearly release model and shrinks version support from eight months to one month (with a two-month rollback). IT teams must inventory dependencies, build validation rings, and decide whether to move devices immediately or hold on Version 2508 until September 8, 2026, while they prepare for a permanent monthly cadence.
Windows 11 26H2 Arrives with Hyper-V Crash Fixes, but Microsoft’s Own Notes Urge Caution
Microsoft’s first Windows 11 26H2 Experimental build patches two Hyper-V bugchecks, but the fix is narrow and the channel is unstable. Users who depend on virtual machines should test on a dedicated host, not a primary device, while IT pros must validate with their specific configurations before trusting the update in production.
Microsoft Retires Legacy Keyboard Troubleshooter — Here’s How to Fix Stuck Keys in Windows 10 and 11
Microsoft’s retirement of the legacy keyboard troubleshooter forces Windows users to diagnose key failures manually. This guide covers software and hardware checks—from layout conflicts to driver reinstalls—to get every key working again.
JPMorgan Chief Sounds ‘Ballistic Missile’ Alarm Over AI Bug-Hunting Model — Windows Defenders Must Act
JPMorgan CEO Jamie Dimon warns that unrestricted access to Anthropic's Mythos AI cybersecurity model would be like giving away ballistic missiles. The tool can find and exploit software vulnerabilities at superhuman speed, drastically reducing the time between discovery and attack. Windows users and IT admins must accelerate patching, enforce strict access controls, and leverage Microsoft's security stack to stay ahead of the threat.
Azure ML’s Data Import Is Retiring: Here’s Your Fabric Migration Checklist for 2026
Microsoft will retire Azure Machine Learning’s Data Import and Data Connections preview features on September 30, 2026, ending associated scheduled refreshes. Users should begin migrating affected workflows to Microsoft Fabric now, allowing time to identify dependencies, build replacements, and test production ML pipelines.
Microsoft Sets Sept. 30 Licensing Deadline—But There’s No Single ‘Copilot Deal’
Microsoft extended CSP promotions for Microsoft 365 E3, E5, and Copilot through Sept. 30, 2026, but the offers are not a single deal. Discounts vary by seat count and eligibility, with the 30% Copilot discount requiring at least 1,000 licenses. Procurement teams must evaluate each product separately against actual needs to avoid costly over-commitment.