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Notepad++

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A viral post claims an old Windows bug can be reproduced by naming a file starting with “@1,2 substring,” saving it with Notepad, then creating it via File Explorer’s New > Text Document. The headline suggests the issue has allegedly affected every PC on the planet since 2001, citing a current Windows build number.

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Also known as notepad plus plus·notepad

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Last updated · next ~20:30
Key Takeaway If you follow the “@1,2 substring” file-naming and creation steps, a reported Windows issue can be reproduced using Notepad and File Explorer on the cited build.
AI summary · grounded in cited sources
Windows bug reproduction Notepad file naming Build-specific behavior notepad plus plus notepad
AI Brief

If you follow the “@1,2 substring” file-naming and creation steps, a reported Windows issue can be reproduced using Notepad and File Explorer on the cited build.

A viral post claims an old Windows bug can be reproduced by naming a file starting with “@1,2 substring,” saving it with Notepad, then creating it via File Explorer’s New > Text Document. The headline suggests the issue has allegedly affected every PC on the planet since 2001, citing a current Windows build number.

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Briefing Findings · If you follow the “@1,2 substring” file-naming and creation

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reproduction step Name a file starting with @1,2 substring, save with Notepad, then use File Explorer > New > Text Document.
claimed impact window Allegedly affects every PC on the planet since 2001.
Windows build referenced Build 26200.8457

What to Watch

  • Verify whether the bug reproduces on other machines/builds by repeating the exact @1,2 naming + Notepad + Explorer New > Text Document steps. r/windows

What Changed

  • I discovered the oldest Windows bug ever documented or resolved, which is affecting every PC on the planet since 2001. Paradox, any kid can reproduce it: just name a file starting with @1,2 substring, first saving it with Notepad, then using the File Explorer > New > Text Document. Build 26200.8457 r/windows
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