I need khổng lồ install version 3.5 of the .NET Framework in Windows 7, but when I try to install it, it shows the following error:

"Turn on/off .NET Framework" option in System Features

I tried doing this, but I don"t understand what it means. Can anyone help me?



That message is trying khổng lồ tell you that you need to install .NET 3.5 a different way under Windows 7. Because it"s included as part of the operating system, you use the "Turn Windows features on or off" function lớn get to it, instead of installing a downloaded redistributable package.

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Open the Start menu & click "Control Panel".Under the "Programs" category, click the "Turn Windows features on or off" link text.



Run the following command as an admin:

DISM /Online /Enable-Feature /FeatureName:NetFx3 /NoRestartThat"ll install .NET Framework 3.5 SP1, 3.0 SP1, & 2.0 SP1 ... Same as enabling it through the GUI in Control Panel.


You may disable/re-enable the Microsoft .NET Framework 3.5.1 within the Control Panel to effectively repair it:

Control Panel > Programs & Features > Turn Windows feature on or off.

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Uncheck the Microsoft .NET Framework 3.5.1 entry. Click OK lớn accept this setting & return to Turn Windows Features on or off khổng lồ re-enable Microsoft .NET Framework 3.5.1 by checking the box.


Windows 7 comes with .NET 3.5 you just need khổng lồ enable it in Windows Features.It gets installed,it selects automatically what else needs khổng lồ be installed

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