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How to Duplicate a 3D Self-built Object?
This topic describes how to duplicate a 3D self-built object.
Prerequisites
You have already built a 3D object by using Construction.
1. Hold Shift and then hold the mouse to select all surfaces of the 3D object that you have built.
![](https://helpcenter.coohom.com/hubfs/Knowledge%20Base%20Import/coohom-f8347f72ad46.intercom-attachments-1.comio4476639487db4453c748468809e7d893bdownloads.intercomcdn.comio1662095056b22d5657dc6171ed86e2be8ima-Dec-13-2023-03-48-32-0511-AM.png)
2. Release the mouse and click Group in the toolbar that appears to group the surfaces.
![](https://helpcenter.coohom.com/hubfs/Knowledge%20Base%20Import/coohom-f8347f72ad46.intercom-attachments-1.comio44766395419731bdd6cb904dd2d548c95downloads.intercomcdn.comio166213003a7af64f559484c709ce5ea33ima-Dec-13-2023-03-48-32-4895-AM.png)
3. Click the object and click Move in the toolbar that appears.
![](https://helpcenter.coohom.com/hubfs/Knowledge%20Base%20Import/coohom-f8347f72ad46.intercom-attachments-1.comio44766395636ce5120749966410309272ddownloads.intercomcdn.comio166213489668a1bed23c14b7082ee9567ima-Dec-13-2023-03-48-32-9599-AM.png)
4. Click the object and move the pointer to move the object.
![](https://helpcenter.coohom.com/hubfs/Knowledge%20Base%20Import/coohom-f8347f72ad46.intercom-attachments-1.comio44766396236ef92ea2f324f413dbd5d6cdownloads.intercomcdn.comio1662139424b9f02b74c8af4891cb284a2ima-Dec-13-2023-03-48-33-4805-AM.png)
5. Click again to place the object.
![](https://helpcenter.coohom.com/hubfs/Knowledge%20Base%20Import/coohom-f8347f72ad46.intercom-attachments-1.comio4476639650993e50b20114bbb48a43b78downloads.intercomcdn.comio166214727f016c1d8ceb9054f2af5e37dima-Dec-13-2023-03-48-33-9848-AM.png)