# DWFOSNAP System Variable [GstarCAD 2026](Help%20System/GSTARCAD/2026/Index.md) → [System Variables](Help%20System/GSTARCAD/2026/System%20Variables/(System%20Variables).md) → [D](Help%20System/GSTARCAD/2026/System%20Variables/D/(D).md) ## Function Description: The DWFOSNAP system variable is used to control whether to active object snap mode for geometric drawing in attached DWF or DWFx reference underlay. | | | | --- | --- | | Type | Integer | | Saved in | Registry | | Initial value | 1 | | Range | 0,1 | ## System Variable Value: **0:** disabled all object snap for geometric drawing in attached DWF or DWFx reference underlay **1:** disabled all object snap for geometric drawing in attached DWF or DWFx reference underlay --- [Original help](https://www.gstarcad.net/help/GstarCAD_2026_en-US/detail/systemVariables/DWFOSNAP.html) · © Gstarsoft Co., Ltd.