Hello In our small team, we’re trying to install the latest version of Katalon Studio, specifically version 11.0.0. We’ve run it with elevated privileges, but it’s not working; this happens on different machines. [image] If it helps, here’s the installation log: {“cause”:“Acceso denegado. (os e…

Same as [image] Unable to Install Katalon ver 9 and higher throws OS error 5 on windows Web Testing Hi @meraki_sv , When you run the KatalonSetup.exe installer, it installs the Katalon Studio package inside “C:\Users<your username>/.katalon\packages” Th…

It’s been like this since November? sad :c

Yes, the same issue was reported for the ver9 in Nov 2024. But I think it is not sad much. You have something you can try. Please find @bhavyansh.ameta suggested a solution in his post . I found that @alopez.softland posted a similar issue at March 2025 as well. I think your machine environment has …

@thong.tran Please help @alopez.softland @thong.tran once posted that he is the developer of the installer

hi @alopez.softland what is your Windows version?

Hi @alopez.softland , Due to your error log (“os error 5: Access Denied” when extracting the package). It indicates that the installation folder is accessible (since the package can be downloaded successfully). But somehow it cannot extract the package. Maybe there is already a folder there from th…

Access denied during Katalon Studio installation

Web Testing

kazurayam February 10, 2026, 2:27pm 2

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Access denied during Katalon Studio installation

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