With the new command Delete part marks you can easily delete part marks for parts that you have selected. This command comes in very handy when you do not want to show marks for neighbor parts or neighbor reinforcement, for example. You can delete all other mark types, except weld marks.
To delete marks, activate the Select parts selection switchswitch used for controlling which object types can be selected

, select the parts using a proper selection filterfilter used for defining which object types can be selected

Selection filter chooses model objects according to object properties.

Selection filters can be standard or user-defined.

For example, selection filters can be used to select parts for drawings or analysis.

, right-click and select Delete part marks.