LG installs McAfee adware on Windows 11 PCs via monitors: Microsoft steps in
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LG installs McAfee adware on Windows 11 PCs via monitors: Microsoft steps in

[2026-07-26] Author: Ing. Calogero Bono
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An investigation by Gamers Nexus has exposed a concerning practice by LG: the South Korean giant used its monitor setup software to automatically install an app that displayed McAfee advertisements on Windows 11 PCs, without explicit user consent. The revelation sparked backlash and forced Microsoft to intervene directly to block the ads.

The mechanism uncovered by Gamers Nexus

According to the investigation, plugging certain LG monitors into a Windows 11 PC silently installed a companion app. Many users might have accepted the installation to use the monitor's features, but the real issue emerged when the app began showing pop-up ads for McAfee. One user documented the phenomenon on Twitter: 'PSA: Do NOT buy an LG monitor, it automatically downloaded an app that gives me pop ups for their own apps and McAfee. This cant be legal'. The viral tweet accelerated the inquiry.

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Microsoft forced to halt invasive advertisements

Microsoft had to contact LG to remove the McAfee ads from the software. The Redmond company acted only after public outcry, raising questions about Windows 11's ability to protect users from unauthorized automatic installations. Although LG has now disabled the advertisements, the incident demonstrates that accessory makers can abuse the trust granted by Microsoft. Microsoft should adopt stricter measures to prevent software installation without explicit permission, even for drivers or apps necessary for peripherals. This approach mirrors that of Apple on macOS, where each app must be approved by the user before installation.

Lessons for Windows 11: stricter controls needed

The LG case highlights a structural vulnerability in Windows 11: third-party software can be executed without oversight. While Microsoft has improved security with features like Windows Defender and exploit protection, automatic installation of companion apps remains a gray area. To prevent similar incidents, Windows 11 should require explicit confirmation for any installation originating from external devices, regardless of the manufacturer. Trusting big brands is not enough: even LG has shown it can betray user trust. The lesson is clear: Microsoft must assume the worst of companies and protect the operating system from such abuses. For insights on technology tools, read the article on Brand Customization for White Label Agencies. Also, learn how AI aids keyword research with ChatGPT for SEO. For broader context, visit the Wikipedia page on McAfee.

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Source: https://www.windowscentral.com/microsoft/windows-11/lgs-mcafee-adware-proves-why-microsoft-needs-to-assume-the-worst-of-companies-and-protect-windows-11

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Ing. Calogero Bono

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Ing. Calogero Bono

Ingegnere informatico, fondatore di Meteora Web e Zenith OS. System administrator e progettista di piattaforme, app e CMS proprietari, con esperienza in sviluppo full-stack, marketing digitale ed ecosistema Google.
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