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I am not from Laminar Research; just a flight simmer from downunder.
The short and quick answer is "it can't be done." There is no change in the back loading.
You have asked the same question previously. Have a look at the answers provided to you at the end of the following link found at https://questions.x-plane.com/22559/how-to-remove-x-plane-11-update-11-30
In the link mentioned above obviously you were having a problem with the software. If the same problem exists or another problem is happening why not attach your log.txt file so that others with a greater knowledge base than me may be able to find/solve your problem.
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