# Replace Block [GstarCAD 2021](Help%20System/GSTARCAD/2021/Index.md) → [User Guide](Help%20System/GSTARCAD/2021/User%20Guide/(User%20Guide).md) → [Express tool](Help%20System/GSTARCAD/2021/User%20Guide/Express%20tool/(Express%20tool).md) → [Blocks](Help%20System/GSTARCAD/2021/User%20Guide/Express%20tool/Blocks/(Blocks).md) ## Replace Block In the current drawing, you can use one block to replace another one, moreover, you can purge the unreferenced block when the operation is finished.  **Menu:** Express tools\>Blocks\>Replace Block **Command Entry:** BLOCKREPLACE *Select a block to replace*: Double bed. Then select: OK  Select the block to be replaced: Sofa. Then select: OK  Purge unreferenced items when finished? Yes/No See the result below:  --- Gstarsoft Co.,Ltd ## Other versions with matching text [GstarCAD 2016](../../../../2016/User%20Guide/Express%20tool/Blocks/Replace%20Block.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/User%20Guide/Express%20tool/Blocks/Replace%20Block.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/User%20Guide/Express%20tool/Blocks/Replace%20Block.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/User%20Guide/Express%20tool/Blocks/Replace%20Block.md)