# Change One Character [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) → [Text tools](Help%20System/GSTARCAD/2022/User%20Guide/Express%20tool/Text%20tools/(Text%20tools).md) The CHGTXT function can change texts in selected single line texts, you can just input characters to be replaced and characters to replace according to the prompts, Moreover it can be used in several single line texts at the same time. ## Operation steps: 1. Start the command. 2. Select the text to be replaced. 3. Input the characters to be replaced. 4. Input characters to replace. 5. Press enter to finish.