Meshing > Manual meshing > Manual element operations
Reset node and element IDs
You can reset all the node and element labels in a FEM using a single command.
Select the FEM file in the Simulation Navigator, right-click, and choose Reset Node and Element IDs. Select the starting label for all nodes and elements in the FEM, or accept the default starting label of 1.
You can also modify individual, or multiple, node or element labels using:
Nodes and Elements tab → Node group → More → Label
Nodes and Elements tab → Element group → More → Label
Learn more
Manually creating elements
Extruding elements
Projecting elements
Reflecting elements
Revolving elements
Rotating elements
Translating elements
Splitting shell elements
Swapping the diagonals between triangular elements
Splitting 1D elements
Detaching elements from a mesh
Attaching elements into a mesh
Creating a mesh from a cloud of points
Rib detection and removal within a mesh
Thickening a 2D mesh
Convex meshes for FEM acoustics analyses
Acoustic chamber meshes for panel transmission loss analyses
Open duct end meshing for acoustics
Combining triangular elements
Modifying element order
Modifying the type of elements
Moving nodes in 2D elements
Modifying element labels
Modifying element connectivity
Deleting elements
Extracting elements from a mesh
Locking and unlocking a mesh
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Reset node and element IDs, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid1472800_v1 · retrieved 2026-07-17