First, save the drawing document.
Click File, Save As.
If a message box appears, select Don't
prompt me again in this session, then click Yes
to update views on inactive sheets.
Save the drawing as 7550-023.
Change the bolt hole pattern in the part file and update the drawing.
Right-click an empty area in any of the drawing views (do not right-click the model in the view) and select Open flange.sldprt.
In the FeatureManager design tree, right-click CirPattern1 and select Edit Feature.
Under Parameters,
set Number of Instances
to 6 to change the
number of bolt holes.
Click OK .

To save the modified part as a new part document:
Click File, Save As.
Read the message and click OK.
Type flange6Holes for File name.
Click Save.