Windows 8 and 8.1 comes with .NET framework 4.5 pre-installed, but .Net framework is not installed. many apps require the .NET framework v3.5 installed to run along with 4.5. These apps will not run unless you will install the required version. When you try to run any such app, Windows 8 and 8.1 will prompt you to download and install .NET framework 3.5 from the Internet. if you have not internet connection than you can use this Method to install .Net Framework 3.5.
Step 1 :
Go To Control Panel then choose Programs.
Step 2 :
Click Turn Windows features on or off, and the user will see window as image below.
Step 3:
The User can enable this feature by click on .NET Framework 3.5 (include .NET 2.0 and 3.0) select it and click OK. After this step, it will download the entire package from internet and install the .NET Framework 3.5 feature.
But if the user does not have an internet connection, this steps can not be applied.
The user still can enable this feature in offline mode if the user has Windows 8 DVD or ISO image.
How To Do:
The following are the steps to enable .NET Framework 3.5 (include .NET 2.0 and 3.0) feature in offline mode:
Step 1:
Insert Windows 8 DVD or mount ISO image. The source of this feature can be found in folder E:\sources\sxs. (In this case E: the user’s drive letter on which the user has loaded Windows 8 Media.)
Step 2:
Open CMD.EXE with Administrative Privileges.
Step 3:
Run the following command Dism.exe /online /enable-feature /featurename:NetFX3 /All /Source:E:\sources\sxs /LimitAccess, and hit Enter.
Run the following command Dism.exe /online /enable-feature /featurename:NetFX3 /All /Source:E:\sources\sxs /LimitAccess, and hit Enter.
After completing the installation of .NET Framework 3.5 you can see that the feature is enabled.
To save your time, I have Share a simple batch file which will save your time and will find the inserted installation media automatically.
@echo off
Title .NET Framework 3.5 Offline Installerfor %%I in (D E F G H I J K L M N O P Q R S T U V W X Y Z) do if exist "%%I:\\sources\install.wim" set setupdrv=%%I
if defined setupdrv (
echo Found drive %setupdrv%
echo Installing .NET Framework 3.5...
Dism /online /enable-feature /featurename:NetFX3 /All /Source:%setupdrv%:\sources\sxs /LimitAccess
echo.
echo .NET Framework 3.5 should be installed
echo.
) else (
echo No installation media found!
echo Insert DVD or USB flash drive and run this file once again.
echo.
)
pause
Download the file, extract it from the ZIP archive to the Desktop, right click it and choose Run as administrator. The file will install .NET Framework 3.5 automatically after finding the drive letter of your Windows 8 installation media.
