Windows cannot install. Net Framework 3.5 solution



Windows Server 12r2 or win10 installation. Netframework 3.5 method:


It can be enabled directly in “enable or disable windows functions”, and networking is required.
However, there are often errors. It may be necessary to restart during the installation process, but the machine restart in real-world applications is limited.

2. You can use PowerShell (administrator) to install:

1. First open the parent function netfx3serverfeature to enable error reporting:
C:\windows\system32>dism /online /enable-feature /featurename:NetFx3ServerFeatures

2. Install the. Net Framework 3.5 component in the path of E: \ sources \ SXS (viewed from the system image mount):
C:\windows\system32>dism /online /enable-feature /featureName:NetFx3 /all /LimitAccess /Source:e:\sources\sxs

Wait for the last 100% execution to succeed.

3. Check and verify: see if the check box of “. Net Framework 3.5” in “enable or close windows functions” changes from blank to black by default. If it is selected in black, it means the installation is successful!