Windows not open

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Hello,


I have how probook 450 G4 some problems of original Windows I want to New Windows but old Windows not delete 2nd Windows success installed now he is not open please solution

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Posts
47368
Registration date
Monday February 1, 2010
Status
Moderator
Last seen
September 1, 2021
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Sorry but we don't quite understand.

What is your original Windows?

What new Windows do you want?

How did you install the new version?