# Command Alias [GstarCAD 2022](Help%20System/GSTARCAD/2022/Index.md) → [User Guide](Help%20System/GSTARCAD/2022/User%20Guide/(User%20Guide).md) → [Express tool](Help%20System/GSTARCAD/2022/User%20Guide/Express%20tool/(Express%20tool).md) → [Tools](Help%20System/GSTARCAD/2022/User%20Guide/Express%20tool/Tools/(Tools).md) The ALIASEDIT function allows users to add, modify, delete command alias and shell commands. ## Operation steps: 1. Start the command and a dialog box will pop up. ![](Help%20System/GSTARCAD/2022/assets/GCAD_GUG/GCAD_GUG/pic/ALIASEDIT-1.jpg) 2. Select commands to be deleted and click "Remove" button to delete command alias. 3. Select the command to be modified and click "Edit" button, a dialog box will pop up. ![](Help%20System/GSTARCAD/2022/assets/GCAD_GUG/GCAD_GUG/pic/ALIASEDIT-2.jpg) 4. Click "OK" to finish editing.