This is a post by Bettina Giemsa on PTC site.

Follow these steps to get started.

  1. Once you have an existing assembly open, on the Applications tab, click Welding.
  2. Configure the Model Tree to show features and suppressed objects. To do this, click the Settings icon (which displays as tools) and then click Tree Filters. The Model Tree Items dialog box opens (as shown below).
  3. Continue Reading —>