As per many HP users, while running the HP printer setup tool, Windows displays an error message that states, “HP printer sisetup.exe blocked by the administrator.” This happens due to lack of permission, which means Microsoft has introduced a safeguard that requires permission to run an installer or any software.
Now, as the said error clearly suggests, the issue is only due to insufficient permission issues, and providing the exact fixes will ultimately resolve it in no time. Today, here in this article, we have compiled a list of sure shot methods that will quickly resolve the “HP printer Sisetup.exe Blocked by the Administrator” and let you use the functioning again. Have a look:
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How to Fix the HP printer Sisetup.exe Blocked by the Administrator issues?

FIX 1: Unblock the printer installer:
As per the Suffered users, unblocking the printer installer can resolve the “HP printer Sisetup.exe Blocked by the Administrator” issue in no time. To know how to have a look down below:
- Firstly, navigate to the File Explorer and then open the file that is blocked by SmartScreen.

- Now right-click on that installer file and choose the options Properties from the sub-menu.
- Navigate to the General tab on the vertical menu and near the Security section, tick the checkbox located before the option Unblock.
- Further, click on Apply and then OK to make the changes applied.
- Once done, re-run the installer and check whether the said issue got resolved or not.
NOTE: IF the file is unblocked, SmartScreen will allow the user to complete the installation; however, if the error persists, then we recommend you try running the installer as Administrator.
Also Read: How to Fix HP Printer Error OXC4EB827F



