Software installation has been disabled by your system administrator

This is the Windows Server forum so you should probably post this in the XP forum. I don't think you can get a trial of Windows XP. It can be of any SP level. Is there a chance of corrupt boot files which can have this effect? If you've tried other installation media but get the same result then it's probably not the media. Make sure it's completely disconnected from any network, boot to the Windows XP CD, choose not to repair the installation, delete the partition, create a new one, format the disk, install clean.

Tell us if you still get the error. Thanks Cliff. I have been working for two weeks to get back my task manager. You did it.

Friday, June 4, AM. If it doesn't work, you need to restart your computer Thanks :. Monday, December 27, PM. This is an in-built Windows tool used to modify the registry keys that control how Windows works.

To fix the Task Manager using the Registry Editor, follow these steps:. From here, type "Regedit" and click Enter. If the System key is present, you can skip to the next step. If the System key is missing within the Policies key, you can create it. To do this, right-click on the Policies key, click New , click Key and then name it "System".

If this value is already available, you can skip to the next step. Double-click the DisableTaskMgr value; a window will pop up. On this window, set the value data to "0", and click OK to finish. The Task Manager should immediately be accessible when you complete these steps.

Contents Exit focus mode. Please rate your experience Yes No. Any additional feedback? Important Follow the steps in this section carefully. Note Based on the recent license improvements , users are required to sign in to activate Office on their devices.

In this article. For the last two months I have been unable to turn on windows update. Control panel says "Windows Update has been disabled by your system administrator". There is only one user on the computer, and that is me, and I have administrator privileges. I was working fine for about one year. Now I have to remember to check for updates manually every once in a while.

I can download and install them. The computer is a personal desktop which has never been attached to a network, so no group policy could be coming into play. The computer is otherwise clean and healthy. My restore points do not go back far enough it took a while for me to notice there were no updates.

Is there manual registry edit I can make? Did you make any changes on the computer prior to the issue, like installing updates or software? Automatic for Startup type , and then Start. Set Cryptographic Services to Automatic , and then try to install the program again.

To set Cryptographic Services to Automatic , follow these steps:. Was this reply helpful? Yes No. Sorry this didn't help. Thanks for your feedback. Are you and SilviaC the same person and is this thread about the same computer as in this earlier thread of yours?

I have a Lenovo Laptop and it did come with pre-installed Mcaffee, which I did not activate and subsequently uninstalled.