It sounds like the laptop was turned off at 70%? If so there's really no way to know the machine state without looking at it again. Here's some info on what would happen if it were allowed to complete.
https://support.microsoft.com/en-us/help/12415/windows-10-recovery-options
https://www.howtogeek.com/132428/everything-you-need-to-know-about-refreshing-and-resetting-your-windows-8-pc/
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