# BLOCKREPLACE Command [GstarCAD 2022](Help%20System/GSTARCAD/2022/Index.md) → [Commands](Help%20System/GSTARCAD/2022/Commands/(Commands).md) → [B](Help%20System/GSTARCAD/2022/Commands/B/(B).md) <!-- help-structure:notice --> > **Source status:** The original source provides an incomplete section marker; its supplied placeholder is retained and no missing instructions are inferred. <!-- /help-structure:notice --> ## Function Description: In the current drawing, you can use one block to replace another one, moreover, you can purge the unreferenced block definition when the operation is finished. Specify the block name to search for by selecting it in the list or by clicking the Pick button and selecting a block in the drawing. ## Command Access: > **Icon:** >  > **Menu:** Express \> Blocks \> Replace Block With Another Block > **Ribbon:** Express \> Blocks \> Replace Block > **Toolbar:** ET: Blocks Tools \> Replace Block > **Command:** BLOCKREPLACE > **Alias:** / ## Command Prompts: / ## Operation Steps: 1. *Select a block to replace*: bed. Then select "OK".  2. Select the block to be replaced: sofa. Then select "OK".  3. The command line will prompt as shown below.