Windows has a user account control system that aims to prevent unauthorized people from making changes to the computer. However, this security feature can block access to legitimate applications. In this case, the message "An administrator has blocked the execution of this application" will be displayed on the screen and you will not be able to run the program.
In the following tutorial, check out how to disable Windows User Account Control (UAC) to unlock application execution. The procedure was performed on a Windows 10 PC. You must have access to an account with administrative privileges to follow the instructions.
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Step 1. Use the Cortana search and search for "cmd". Right-click on the first result and, in the context menu, select the "Run as administrator" option;
Open Command Prompt as Administrator
Step 2. In the Command Prompt window, copy and paste the code "REG ADD HKLM \ SOFTWARE \ Microsoft \ Windows \ CurrentVersion \ Policies \ System / V EnableLUA / T REG_DWORD / D 0 / F" (without quotation marks);
Run the given code
Step 4. A notification will be displayed stating the need to restart your computer. Click on it;
Alert announces need to restart PC
Step 5. Finally, press "Restart now" to restart the PC and disable the Windows User Account Control (UAC).
Restart your computer to disable UAC
Ready! After restarting, you can usually use your PC's programs.
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