If you are presented with a window asking for a product key, down near the bottom is a entry you can click to skip that. This will start an in-place Upgrade which could then take a couple of hours to complete. If Windows 10 v20.04 (or 20H1, depending on how you want to refer to it) is blocked on your PC, you can try to FORCE an update to the most current version of Windows 10 - but that takes some work.ġ) Use Macrium Reflect to create a backup on a large USB stick or external drive (see below)Ģ) Use this link to download and create Win10 install media: ģ) insert that into your PC (do NOT boot from it), find the folder containing the media, select the setup.exe file, right-click that and select Run as Administrator. Those blocks are mostly due to hardware/driver issues - but MS won't release the details or WHEN the blocks are going to be removed. They did later release it, but some PCs are still blocked and won't see the update. MS had a disaster with the 20.04 update, so much so that they blocked it completely for several months. It allows you to easily display and modify the trust prompt configuration.Should have mentioned that - because that is a completely different issue. You should then see a trust prompt instead of the “your administrator has blocked this application” error:Īs an alternative to editing the registry manually, you can also use a free trust prompt tool I wrote: If the application you’re trying to install has been published on the Internet, you’ll want to set the Internet subkey to “Enabled” (or to “AuthenticodeRequired” if the application has been digitally signed). AuthenticodeRequired: A trust prompt is shown only for signed applications (other applications cannot be installed).Disabled: No trust prompt is shown, instead you get the error message above.There should be five subkeys, one for each security zone:Įach subkey can have one of the following values: You can change the ClickOnce trust prompt behavior by editing the registry subkeys under: \HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\.NETFramework\Security\TrustManager\PromptingLevel The ClickOnce trust prompt is disabled on your operating system, so instead of a dialog (prompt) which allows you to either proceed with the installation or not, you just get the message above. You are the administrator and don’t remember blocking any applications (if you’re not the admin, contact them instead of reading this article). You’re trying to install a ClickOnce application and get an error message saying: “Your administrator has blocked this application because it potentially poses a security risk to your computer”: The Problem: Your administrator has blocked this application…
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