Webots copies nodes to different projects

We want to copy the nodes of project A to project B.

1. First put the two projects into unstarted simulation mode.
   
   
2. Copy the node in A
   Select the node wall, right-click and select Export and save it in .wbo format
   
   
3. Open project B
   Click Add, then click Import, and select the file just exported

4. Imported successfully