# DWF Underlay [GstarCAD 2021](Help%20System/GSTARCAD/2021/Index.md) → [User Guide](Help%20System/GSTARCAD/2021/User%20Guide/(User%20Guide).md) → [Share Data Between Drawings and Applications](Help%20System/GSTARCAD/2021/User%20Guide/Share%20Data%20Between%20Drawings%20and%20Applications/(Share%20Data%20Between%20Drawings%20and%20Applications).md) > Menu: Insert\>DWF Underlay > > Ribbon: Insert\>Underlay![](Help%20System/GSTARCAD/2021/assets/GCAD_GUG/GCAD_GUG/pic/3070.jpg) > > Command Entry:Dwfattach > > After starting the order and selecting inserted DWF files according to directions, the following dialog box will pop up: > > ![](Help%20System/GSTARCAD/2021/assets/GCAD_GUG/GCAD_GUG/pic/3071.jpg) > > Path type: optional full path, relative path or no path, if the current file is not saved, the relative path cannot be used. --- Gstarsoft Co.,Ltd. ## Other versions with matching text [GstarCAD 2017](../../../2017/User%20Guide/Share%20Data%20Between%20Drawings%20and%20Applications/DWF%20Underlay.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/User%20Guide/Share%20Data%20Between%20Drawings%20and%20Applications/DWF%20Underlay.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/User%20Guide/Share%20Data%20Between%20Drawings%20and%20Applications/DWF%20Underlay.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/User%20Guide/Share%20Data%20Between%20Drawings%20and%20Applications/DWF%20Underlay.md)