Microsoft is set to resume the automatic installation of the Microsoft 365 Copilot app on eligible Windows PCs beginning in June 2026. The rollout, confirmed through internal planning documents viewed by Windows News, specifically targets devices that already have Microsoft 365 desktop applications installed—such as Word, Excel, or Teams—unless explicitly blocked by administrators or end-users. This marks a renewed push from Redmond after a similar initiative in early 2025 was paused amid backlash over forced AI integration.

The Microsoft 365 Copilot app, distinct from the built-in Copilot web wrapper that ships with Windows 11, offers deeper integration with business and personal M365 subscriptions. It provides direct access to AI-powered features like document summarization, meeting insights in Teams, and data analysis in Excel. For many users, the app becomes a persistent taskbar presence that cannot be easily dismissed—and that’s precisely what has riled Windows enthusiasts and IT pros since its first appearance.

A Brief History of Copilot\u2019s Forced Marches

Microsoft first began experimenting with automatic Copilot deployments in early 2024, rolling out the \u201cMicrosoft Copilot\u201d web app as part of monthly security updates for Windows 11. The move was met with immediate pushback from users who viewed it as bloatware, particularly on systems where Copilot was regionally unavailable or lacked a Microsoft account sign-in. By mid-2025, the company pivoted: it stripped the all-too-obvious coercion and instead \u201cpinned\u201d Copilot to the taskbar without truly installing it. That approach, however, still triggered Group Policy tweaks and registry hacks to remove it.

The Microsoft 365 Copilot variant—first packaged as a Progressive Web App (PWA) in Microsoft Edge—evolved into a more potent tool. Unlike the basic chat interface, it ties into organizational data via Microsoft Graph, raising both privacy and compliance concerns. When automatic installs of this heftier app were trialed in early 2025 (under KB5041580 for Windows 11 23H2 and KB5041578 for 24H2), the outcry was swift. Enterprise admins reported that the app consumed up to 600 MB of disk space and spawned background processes that impacted performance on older hardware. Microsoft paused the rollout within three weeks, citing \u201cfeedback.\u201d

What\u2019s Different in 2026?

The resumed rollout, scheduled for phased deployment between June 8 and July 21, 2026, comes with several key changes Microsoft hopes will soften the blow:

  • Eligibility narrowing: Only devices that already have three or more Microsoft 365 desktop apps installed (Word, Excel, PowerPoint, Outlook, OneNote, or Teams) will get the Copilot app automatically. This excludes PCs running only the web versions of M365 or those with standalone OneDrive.
  • Grace period for IT: Organizations using Microsoft Intune or Group Policy will find new administrative templates (ADMX) published by March 2026, allowing them to opt out before the rollout begins. The policy \u201cTurn off automatic installation of Microsoft 365 Copilot\u201d will be honored system-wide.
  • User-initiated removal: Even after installation, end-users will be able to uninstall the app via Settings > Apps > Installed apps without requiring admin privileges—a concession not present in the 2025 trial. Microsoft has also committed to not reinstalling the app for 90 days after a manual removal.
  • Notification via Windows Update: Instead of sneaking the app through a background download, the installation will appear as an optional update in Windows Update for two weeks before becoming automatic. This gives observant users a chance to decline.

These adjustments reflect a growing awareness within Microsoft that the \u201copt-out by default\u201d model alienates even its most loyal enterprise customers. Yet the fundamental strategy remains: make Copilot an inescapable part of the Windows experience.

Technical Details for Admins

For IT administrators, the clock is already ticking. The new administrative policies will be available in the March 2026 Windows 11 24H2 non-security preview update (build 26100.xxxx) and will also be backported to Windows 11 23H2 as well as Windows 10 22H2. The key setting is located in:

Computer Configuration > Administrative Templates > Windows Components > Windows Copilot > Microsoft 365 Copilot

Enabling the policy \u201cTurn off automatic installation of Microsoft 365 Copilot\u201d will block the app completely. Alternatively, admins can configure a ring-based rollout using Intune\u2019s \u201cUpdate rings for Windows 10 and later\u201d and the CSP ./Device/Vendor/MSFT/Policy/Config/Experience/DisableCloudOptimizedContent to disable all suggested content, including Copilot prompts.

The app itself will be delivered via the Microsoft Store Update service rather than as a classic Win32 installer, meaning it will respect Store-related policies. Blocking the Microsoft Store entirely via Turn off the Store application will prevent its installation, though that\u2019s a nuclear option many organizations cannot afford. A more surgical approach involves using AppLocker or WDAC to block the package family name Microsoft.MicrosoftOfficeHub_8wekyb3d8bbwe\u2014the same container used for the Office app on Windows.

Microsoft has also confirmed that the Copilot app will not install on devices managed by Windows Update for Business with the \u201cDefer feature updates\u201d setting set to 365 days or more, effectively giving enterprises a long runway.

User Privacy and System Impact

Privacy advocates have already raised red flags about the data collection practices of the Microsoft 365 Copilot app. Unlike the consumer-oriented Copilot in Windows, the M365 Copilot app leverages Microsoft Graph to index user emails, files, and calendar entries. This raises GDPR and HIPAA compliance questions in regulated industries. Microsoft has long maintained that data stays within the tenant boundaries and is not used to train foundation models, but the mere presence of an app capable of such broad access alarms security teams.

From a performance standpoint, the Copilot app is a significant resident. Early tests in sandboxed environments show it consumes approximately 200–400 MB of RAM when idle and spikes to over 1 GB during active AI queries. It also adds a scheduled task that pings Microsoft\u2019s servers every six hours to check for feature updates, even when the app hasn\u2019t been launched. For users on metered connections or solid-state drives nearing capacity, this is a non-trivial concern.

Community Reaction and Workarounds

On Windows enthusiast forums and Reddit, sentiment has been sharply negative. A popular thread on r/Windows10 titled \u201cHere we go again: Copilot auto-install in June 2026\u201d garnered over 2,000 comments within a day of the leak. Users shared scripts to preemptively nuke the app, including one-liners like:

Get-AppxPackage -AllUsers *MicrosoftOfficeHub* | Remove-AppxPackage

Others advocated for switching to alternative office suites like LibreOffice or OnlyOffice to sidestep the eligibility criteria entirely. The #debloat community has already incorporated the Copilot app into its removal lists for popular tools like O&O ShutUp10 and WPD.

Some users, however, see value in the deeper integration. \u201cIf it can summarize my 40-thread email chain in Outlook without launching a separate browser tab, I\u2019m all for it,\u201d wrote one commenter. \u201cBut Microsoft needs to let me choose\u2014not force it down my throat.\u201d This middle-ground view is common among professionals who use Microsoft 365 extensively but resent the lack of control.

The Bigger Picture: Why Microsoft Won\u2019t Back Down

Microsoft\u2019s insistence on auto-installing Copilot is rooted in its broader AI strategy. CEO Satya Nadella has repeatedly called Copilot the \u201cnew Windows shell,\u201d envisioning a future where the OS itself is AI-first. By seeding the M365 Copilot app on hundreds of millions of PCs, Microsoft not only normalizes the AI assistant but also creates a lucrative upselling channel: users who experience the free capabilities may be enticed to purchase a Copilot Pro or Copilot for Microsoft 365 subscription, which unlocks advanced features at $30 per user per month for businesses.

Moreover, having Copilot deeply integrated helps Microsoft gather anonymized usage telemetry (subject to the settings in the Diagnostics & feedback section) that informs the development of future AI models. This data flywheel is critical for staying competitive against Google\u2019s Gemini and Apple Intelligence. Every interaction\u2014every \u201cSummarize this document\u201d or \u201cDraft an email\u201d\u2014becomes a training signal.

Regulatory pressure, however, could still derail these plans. The European Commission\u2019s DMA gatekeeper status means Microsoft must obtain explicit consent before pre-installing apps on Windows in the EEA. Microsoft has yet to clarify how the June 2026 rollout will comply; a forced installation would likely incur fines. The UK\u2019s CMA and the US FTC are also scrutinizing Microsoft\u2019s bundling practices in light of the ongoing antitrust revival.

What Should You Do?

If you\u2019re an IT administrator, now is the time to audit your Windows Update and Microsoft Store policies. Evaluate whether the Microsoft 365 Copilot app aligns with your organization\u2019s security and productivity goals. If not, plan to deploy the blocking policy as soon as the March 2026 ADMX templates are released. Test the removal scripts on a pilot group to ensure they don\u2019t interfere with legitimate Office functionality, as the MicrosoftOfficeHub package also underpins the Office desktop app\u2019s \u201cBackstage\u201d view.

For individual users, keep an eye on Windows Update\u2019s optional updates in late May and early June 2026. If you see the Copilot app listed, you can hide it using the wushowhide tool or simply pause updates for 35 days. Alternatively, uninstalling the Microsoft 365 desktop apps—or at least reducing their count below three—will exclude your device from the auto-installation entirely. A more permanent fix is to switch to the web versions of Office, which do not trigger the eligibility check.

Microsoft has a messaging problem. By framing this as a \u201cservice update\u201d rather than a new feature, it bypasses the normal user consent that would accompany a standalone product installation. The backlash is unlikely to subside unless the company embraces a truly opt-in model. Until then, Windows users will continue to treat Microsoft\u2019s AI ambitions as just another piece of unwanted bloatware to be removed.