💻 Software
Why can't I Ctrl + Alt + Del on the On Screen Keyboard?
Fresh5 days ago
Mar 15, 2026166408 viewsConfidence Score0%
0%
Problem
I have a Proline tablet running Windows 7 Professional. The client has added it to their domain, causing it to require Ctrl + Alt + Del to log in. They do not want to change this. If I plug a USB keyboard in, then the CAD combination works fine. Yet, when using the On Screen Keyboard, it has no eff…
Unverified for your environment
Select your OS to check compatibility.
1 Fix
Canonical Fix
Unverified Fix
New Fix – Awaiting Verification
Fix for: Why can't I Ctrl + Alt + Del on the On Screen Keyboard?
Low Risk
If UAC is disabled on the target computer then passing a fake Secure Attention Sequence (SAS) keystroke (Ctrl+Alt+Delete) to the system (ie: from an OSK or a remote-control program like VNC) will fail. If you need lowered UAC interference, then you …
Awaiting Verification
Be the first to verify this fix
Sign in to verify this fix