# DWFATTACH Command [GstarCAD 2020](Help%20System/GSTARCAD/2020/Index.md) → [Commands](Help%20System/GSTARCAD/2020/Commands/(Commands).md) → [D](Help%20System/GSTARCAD/2020/Commands/D/(D).md) The DWFATTACH command is used to insert DWF or DWFx files to current files. Command Access: > **Ribbon:** Insert \> Reference \> DWF Underlay **Menu:** Insert \> DWF Underlay... > **Command:** DWFATTACH Function Description: Users could select DWF or DWFx files from "Select Reference File" dialog box to attach them in drawing. ## Other versions with matching text [GstarCAD 2016](../../../2016/Commands/D/DWFATTACH%20Command--0c7b29cd023b.md) · [GstarCAD 2017](../../../2017/Commands/D/DWFATTACH%20Command--0c7b29cd023b.md) · [GstarCAD 2018](../../../2018/Commands/D/DWFATTACH%20Command--0c7b29cd023b.md) · [GstarCAD 2019](../../../2019/Commands/D/DWFATTACH%20Command--0c7b29cd023b.md) · [GstarCAD 2021](../../../2021/Commands/D/DWFATTACH%20Command--0c7b29cd023b.md)