To Update a Spec in a Plant 3D Model

To update a Plant 3D model with a changed spec

In AutoCAD Plant 3D toolset, on the application status bar, click Spec Update Check.
If no spec updates are available, the Checking For Updates To Drawing’s Specs dialog box closes.
In the Spec Update Available message box, do one of the following:
- Click Apply Spec Updates To The Part In The Model to update a 3D model.
- Click Do Not Apply Spec Updates To The Part In The Model to leave a 3D model unchanged.
To apply updates to a 3D model whenever updates become available, select Always Apply Part Information Changes.

In AutoCAD Plant 3D toolset, on the application status bar, right-click Spec Update Check. Click Settings.
In the Spec Update Check dialog box, under Spec File Check, do the following:
- To check for spec updates automatically when AutoCAD Plant 3D toolset is opened, select On Startup.
- To check for spec updates periodically, select Automatic. In the Hours Between Checks box, enter the number of hours between checks.
Click OK.
Note: Automatic updates run at the time interval you specify. When a spec update is available, a balloon tip notification presents you with the option to update the 3D model. No notification is displayed when there are no spec updates available.