# Tool Panel [GstarCAD 2017](Help%20System/GSTARCAD/2017/Index.md) → [What's new](Help%20System/GSTARCAD/2017/What's%20new/(What's%20new).md) → [Additional Pages](Help%20System/GSTARCAD/2017/What's%20new/Additional%20Pages/(Additional%20Pages).md) <!-- help-structure:notice --> > **Source status:** This source topic has 11 recorded inherited issue(s). [Source issue details](../../Source%20Issues.md). <!-- /help-structure:notice --> Using the tools in this Tool Panel to define, edit and modify Dynamic Blocks, makes it very convenient and fast. - Manage Save or Save as the default block; Create or edit another block.  - Tool Define, edit or update the block attribute.  - Parameter You can add parameters for Dynamic Blocks on this panel.  - Action You can add actions for Dynamic Blocks on this panel.  - Parameter Sets You can add the prarameter set for Dynamic Blocks on this panel.  - Visibility This panel is speciall used for Visibility editing.  - Close It is used to exit the Block Editor. Before exiting, some commands like save or open etc. might not work.  --- Gstarsoft Co.,Ltd