Blog
Guides, findings and opinions on keeping a window private while you share your screen — written from behaviour we have tested on the viewer's side, with the limits named rather than left out.
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How to hide a window from Zoom screen share on Windows
Share your entire screen in Zoom while one window stays private. The exact steps, the one setting that decides whether it works, and what to check when it does not.
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How to hide a window in Google Meet screen share
Meet gives you three ways to present, and only one of them needs this. The exact steps, what the Chrome sharing bar gives away, and why Meet's own preview is the wrong place to check.
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How to hide Teams messages while sharing your screen
Chat pop-ups and the Teams window itself, kept off a shared screen. What Teams' own settings cover, what they do not, and the gap between the desktop app and Teams in a browser tab.
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How to hide WhatsApp from a screen share on Windows
Keep WhatsApp readable to you and invisible to everyone watching your screen. Why the desktop app works better than WhatsApp Web here, and the exact steps for each.
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Invisiwind and the free ways to hide a window, compared honestly
There are free open-source tools that hide a window from screen sharing, and they work. What each one does, the one architectural difference that matters, and when free is the right answer.
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How to keep personal apps off screen during a client call
Banking tabs, message threads and another client's work. The setup that keeps them off a shared screen without closing them, and the check to run before the call rather than during it.
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How to turn off notifications while sharing your screen
The exact Windows settings, the ones that miss, and why a message banner can still appear over a window you already made private.
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What still shows after you hide a window
Protecting a window does not protect everything. The five things that still reach viewers on Windows, why each one is outside any app's reach, and what to do about each.
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Why blurring WhatsApp hides it from you too
Every WhatsApp blur extension works the same way, and that way has one built-in cost. What a CSS blur can and cannot do, when it is the right tool, and what to use when it is not.
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Why your browser calls a small app's download suspicious
"Suspicious download blocked" usually means unpopular, not malicious. The difference between detection and reputation, why they are separate systems, and how to check a file yourself instead of guessing.
