Starting with SOLIDWORKS 2015, it is easier to control the display of SOLIDWORKS component annotations and top level annotations in an assembly file. They now have separate display options in View > Hide/Show, which can help reduce the visual clutter in assembly models.
These annotation display options can also be accessed in the Heads-up toolbar:
In an assembly, annotations cannot be shown or hidden for individual components or their annotation views, so enabling component annotations can bring in redundant information.
With component annotations hidden and assembly annotations shown, the same assembly looks like this:
Learn more about SOLIDWORKS Assemblies
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