Share Email Facebook Twitter LinkedIn To Edit Attribute Data Changes attribute information in a block. Click Drafting tab > Block panel > Attribute, Single. Select the block to edit. In the Enhanced Attribute Editor dialog box, retype the attribute information as necessary. Note: You cannot edit attribute values on locked layers. Related Concepts About Modifying the Data in Block AttributesAbout Modifying Block Attribute Definitions Related Tasks To Edit Attribute Values and Properties for a Block Reference