# Change Block Linewidth [GstarCAD 2020](Help%20System/GSTARCAD/2020/Index.md) → [User Guide](Help%20System/GSTARCAD/2020/User%20Guide/(User%20Guide).md) → [Express tool](Help%20System/GSTARCAD/2020/User%20Guide/Express%20tool/(Express%20tool).md) → [Blocks](Help%20System/GSTARCAD/2020/User%20Guide/Express%20tool/Blocks/(Blocks).md) ## Change Block Linewidth This function can modify block linewidth quickly. **Menu:** Express\>Blockss\>Change Block Linewidth **Command Entry:** bChgWid ## Operation steps: 1. Start the command. ![](Help%20System/GSTARCAD/2020/assets/GCAD_GUG/images/Change%20Block%20Linewidth%201.jpg) 2. Input a new line width value. 3. Select block objects, for which the line widths need to be changed. 4. Finish changing the line width. The result will be as below: ## ![](Help%20System/GSTARCAD/2020/assets/GCAD_GUG/images/Change%20Block%20Linewidth%202.jpg) --- Gstarsoft Co.,Ltd ## Other versions with matching text [GstarCAD 2016](../../../../2016/User%20Guide/Express%20tool/Blocks/Change%20Block%20Linewidth.md) · [GstarCAD 2017](../../../../2017/User%20Guide/Express%20tool/Blocks/Change%20Block%20Linewidth.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/User%20Guide/Express%20tool/Blocks/Change%20Block%20Linewidth.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/User%20Guide/Express%20tool/Blocks/Change%20Block%20Linewidth.md) · [GstarCAD 2021](Help%20System/GSTARCAD/2021/User%20Guide/Express%20tool/Blocks/Change%20Block%20Linewidth.md)