# Change Z Coordinate Command [GstarCAD 2021](Help%20System/GSTARCAD/2021/Index.md) → [Commands](Help%20System/GSTARCAD/2021/Commands/(Commands).md) → [C](Help%20System/GSTARCAD/2021/Commands/C/(C).md) ### Change Z Coordinate Choose several objects at one time and then change the Z coordinates together. **Menu:** Express\>Coordinate Tools\>Change Z Coordinate **Command Entry:**CHANGEZ --- Gstarsoft Co.,Ltd