.NET Framework installation failed because DISM failed and no operation was performed

DISM failed. No operation was performed.

DISM could not proceed with enabling .NET Framework 3.5 because servicing policy blocked the payload source or the configured alternate source was missing or invalid.

0x800F0907installation

Observed message

DISM failed. No operation was performed.

Why it happens

The optional component repair policy is configured to block downloads from Windows Update.
The alternate source path is missing or invalid.
The servicing path for .NET Framework 3.5 is blocked by environment policy.

How to fix it

Review the Specify settings for optional component installation and component repair policy.
Provide a valid local or network source for the feature files.
Allow Windows Update direct access for repair content if your environment permits it.

Official reference

.NET Framework 3.5 installation errors

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