When you edit a block, you can add, remove, or modify sketch entities, as well as change existing relations and dimensions.
To edit a block:
Right-click the sketch and select Edit Sketch.
Expand the folder to display the blocks.
Select a block and click Edit Block (Block toolbar) or Tools, Block, Edit.
The block is identified by in the FeatureManager design tree.
Make changes to the block, and click the block confirmation corner to close the edit.
If you want to save the block, select the block in the FeatureManager design tree, and click Save Block (Block toolbar) or Tools, Block, Save.
If the block was previously saved, and you save the edits to the block using the same name, the change propagates to all other instances of the block.
Other topics and commands: