KB4467682: Microsoft has released a new cumulative update for Windows 10 of version 1803 (April 2018 Update). The update is supposed to bring bug fixes and performance improvements.
The cumulative update KB4467682 increases the build number of the operating system to 17134.441 and brings bug fixes to the "Start" menu, to "File Explorer" but also to systems that use touchpads.
You can find the entire changelog at the following link:
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It should be noted that the KB4467682 update could cause problems with the .NET Framework and remove the search bar in Windows Media Player.
In both cases, Microsoft says it is working to resolve the issues soon and that a new update will be released as soon as it succeeds.