Tuesday, September 28, 2021

External monitor not recognized?

If your external monitor is plugged in but not being recognized (and you know all the cords work), try this

https://winaero.com/clear-reset-external-display-cache-windows-10/ (pasted below)

Also, try to update your computers drivers, via the built-in systems (eg Lenovo Vantage)

To Clear and Reset External Display Cache in Windows 10,

  1. Open the Registry Editor app.
  2. Go to the following Registry key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\GraphicsDrivers\
    See how to go to a Registry key with one click.
  3. Right-click on the subkey Configuration and select Delete from the context menu.Windows 10 Clear Reset Display Cache
  4. Now, delete two other subkeys, Connectivity and ScaleFactors.
  5. Restart Windows 10 to make the changes done by the Registry tweak take effect.

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