A blue lock symbol on the display screen.How to remove?

There is a blue lock symbol in the middle of my screen.It opens and closes every 15 seconds?


Dell monitor? See "OSD Lock" here. (Other monitors may have similar controls.)


If needed :

One of the startup programs is the culprit.

How to troubleshoot a problem by performing a clean boot in Windows Vista

How to Check and Change the Startup Programs in Vista

Autoruns - Free - See what programs are configured to startup automatically when
your system boots and you login. Autoruns also shows you the full list of Registry
and file locations where applications can configure auto-start settings.

Hope this helps.

Rob Brown - MS MVP - Windows Desktop Experience : Bicycle - Mark Twain said it right.
Rob Brown - past Microsoft MVP - Windows Insider MVP 2016 - 2021
Microsoft MVP Windows and Devices for IT 2009 - 2020

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Question Info

Last updated July 22, 2021 Views 4,556 Applies to: