Bad news for users of Windows 10! The latest update (KB4556799) For that operating system, released last Tuesday, it comes with some serious problems including data loss and sound problems that some users have already reported.
As we already know, many times the updates in its early days have quite a few bugs the first users to install them suffer (which is why many wait for the security patches released after the robust update).
Audio problems are related to a topic of audio driver settings and even automatic uninstallation of sound drivers. In order to solve it you can try disable audio enhancements and reinstall Realtek driver.
Meanwhile, it seems that the data loss is temporary, because the update is initially loaded a temporary profile and then temporarily override the primary user profile. According to information found in various forums, you can try restart your computer six to eight times after updateIn order for the operating system to reload the main profile, the data lost in the update will be recovered.
But if you do not want to do any of the above procedures, you can go to Windows settings – Update and security – View update history – Uninstall updates and choose Cumulative update KB4556799; This will uninstall the update from your computer and thus avoid all the aforementioned problems.