We have some good news for Intel Optane Memory owners who have run into issues after applying the May 2020 Update for Windows 10. There is a fix for the error messages affected users have been seeing. There are several steps involved, as the fix does not come in the form of a subsequent software update, but nothing too crazy.
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Source: Hot Hardware – Intel Confirms Optane Memory Errors With Windows 10 May 2020 Update, Here’s A Fix