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20425735
Topic
2048273
Board
Bitcoin Technical Support
Re: Upgrading Operating System (windows)
by
WhiteLine
on
27/07/2017, 15:52:15 UTC
Yes upgrading from Vista to Windows 7 will wipe all data on your system partition, here is wiki how to backup your wallet:
Quote
https://en.bitcoin.it/wiki/Backingup_your_wallet