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RobertLewis's avatar
RobertLewis
Iron Contributor
Aug 18, 2025

A square in Windows 11 inside which no click can take effect

My windows 11 screen shows a square at the left bottom, anything inside it cannot be clicked. Restart or shutdown cannot make it disappear. Does anyone know how it happened?

1 Reply

  • Braylons's avatar
    Braylons
    Iron Contributor

    Open Command Prompt as administrator. Type sfc /scannow and press Enter. This scans for and repairs corrupted system files that might cause display issues.

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