If you’re seeing a “.Net Framework 3.5 Is Not Installed” error when trying to install Studio 5000, follow these simple steps to get it installed:

 

Step 01) Start by opening Windows Control Panel:

Step 02) Next open Programs and Features:

Step 03) Then click on Turn Windows features on or off

Step 04) When the popup window loads, find and select .Net Framework 3.5:

Step 05) Next click on OK :

Step 06) If you’re prompted to download the files from Windows update do so:

NOTE: If your installation download hangs, check out the offline installer we discuss at the end of this article.

Step 07) And when the download and installation is complete, click on Close:

Step 08) Now you should have no issues installing Studio 5000 due to .Net 3.5:

If you’d like to watch a video of the above procedure, check out Episode 29 of The Automation Minute Season 4, below:


Offline Installer:

If for some reason the files never download, or if your PC is not connected to the internet and/or you don’t have access to your Windows 10 Installation DVD, there is another way to install .Net 3.5.

While Microsoft doesn’t provide a “true” offline installation file for .NET 3.5 SP1, a kind soul in the community has made one available, and below I’ll show you how to download and use it:

Step A) Start by downloading the .Net Framework 3.5 offline Installer from https://sourceforge.net/projects/framework-3-offline/

Step B) Then unzip the download, open the folder, and run the utility. When the installer appears, just click on “Start Installation”:

Note: To monitor the progress of the install, open the .txt file in the program’s folder (to refresh the progress, close and reopen the text file.)

If you found this article helpful, consider sharing it on LinkedIn, Facebook or Twitter!

And if you’d like to share your thoughts, opinions, or questions on this article you can do so by clicking on the “post a comment or question” link below.

Until next time, Peace ✌️ 

If you enjoy this episode please give it a Like, and consider Sharing as this is the best way for us to find new guests to come on the show.

Shawn M Tierney
Technology Enthusiast & Content Creator

Eliminate commercials and gain access to my weekly full length hands-on, news, and Q&A sessions by becoming a member at The Automation Blog or on YouTube. You'll also find all of my affordable PLC, HMI, and SCADA courses at TheAutomationSchool.com.

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4 COMMENTS

  1. Hi Shawn, I’m having a problem when I try to open RSlogix 5000 shows this message: “RSlogix 5000 is unable to load a dependency that relies on Microsof .NET. Please verify that your .NET security settings do not restrict RSLogix 5000 .NET assemblies from executing.”

    I dont find where to set security settings for .NET app. Can you help me please?