https://wccftech.com/microsoft-admits-windows-10-zip-data-loss/

Over the weekend, we reported that several users on Windows 10 October 2018 Update – which is currently on pause – have experienced data loss when extracting archive files. The problem seemed to be with the built-in zip tool. Microsoft has finally acknowledged the issue, admitting that its latest Windows 10 version has yet another data problem.

“If you copy files from a .ZIP file without extracting them, they might not be copied or moved correctly, even though it looks like they have been,” a company moderator wrote on Microsoft Answers (emphasis is ours).