![]() These programs, along with monitoring your activity and attacking your data, also cause system operations to halt and intercepts such signals before they are even sent to the OS. If the antivirus isn’t conflicting with the mechanism, it is highly likely that there are malicious programs installed on your computer which are causing this issue. Solution 2: Checking for malicious programs You can even try disabling the antivirus temporarily to troubleshoot. If this doesn’t work, make sure there are no conflicts other than this option. Restart your computer completely and check if the problem has been solved.Now uncheck the option Host Intrusion Prevention System (HIPS).Launch ESET and click on the Setup option from the left navigation bar.We will disable this feature and check again if Ctrl Alt Del is working. HIPS monitors your system and used a predefined set of rules to intercept suspicious activity. HIPS, also known as Host-based Intrusion Prevention turned out to be the culprit. The antivirus intercepted the signal and handled it instead of passing it to the system. There were numerous reports which suggested that ESET Nod had a feature which was causing the sequence to not being recognized. Solution 1: Checking your Antivirus Software – ESET Press Ctrl Alt Esc to launch the task manager directly.Right-click on the Windows icon and select Task manager.Press Windows R, type “taskmgr” in the dialogue box and press Enter.Note: If you are attempting to open the task manager, you can use the following methods too: We will go through each of the solutions one by one starting from the most effective one. In some cases, the antivirus proved to be a culprit too. It may either be your keyboard or some malware on your computer which prevents the initiation of the command. The reasons for the sequence not working are very generic. This sequence of keys sends a command to the operating system to immediately bring forth another window which consists of options like signing out, launching the task manager, switching between users etc. Double-click it and change its value from 0 to 1.Ctrl Alt Del is a popular key sequence used by thousands of users each day to escape from an issue or for launching the task manager to end a problematic program. You should see a DWORD (32-bit) entry named DisableCAD in the right pane. ![]() HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
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