# CHANGEZ Command
[GstarCAD 2022](Help%20System/GSTARCAD/2022/Index.md) → [Commands](Help%20System/GSTARCAD/2022/Commands/(Commands).md) → [C](Help%20System/GSTARCAD/2022/Commands/C/(C).md)
## Function Description:
This command is used to choose several objects at one time and then change the Z coordinates together.
## Command Access:
> **Icon:**
> 
> **Menu:** Express \> Coordinate Tools \> Change Z Coordinate
> **Ribbon:** Express \> Modify \> Change Z Coordinate
> **Toolbar:** /
> **Command:** CHANGEZ
> **Alias: /**
## Command Prompts:
Select objects to
change high\<Enter\>: