Create a new window by editing an existing window family

[cchen428A3HGA]

Can I create a new customized window by editing an existing window family?

[barthbradley]

Yes. 

[cchen428A3HGA]

How to do that?

[alan.johnson7YLND · Accepted solution]

Select the Window then click on Edit Family

Then make the changes you want in the Family Editor

[mhiserZFHXS · Accepted solution]

You'll want to "save as" a different file name though, unless you want to replace the original family.