Installation of .NET Framework 3.5

While installing the .NET Framework 3.5 on XP embedded Systems, less than Version 2.2, the installation may be aborted. This is due to the installation of the .NET Framework 2.0 on embedded Systems.

To install the Framework successfully you have to delete the Registry Key below.

[HKEY_LOCAL_MACHINE\SOFTWARE\ Microsoft\ NET Framework Setup\ NDP\ v2.0.50727]

OCM=1

You can also delete the Registry Key per Batch-File, you can download here.

After deleting the Registry Key you can install the .NET Framework 3.5 without problems.