# DEFAULTLIGHTING 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 DEFAULTLIGHTING system variable is used to turn on and off the default lighting in place of other lighting. | | | | --- | --- | | Type | Integer | | Saved in | Drawing | | Initial value | 1 | | Range | 0,1 | ## System Variable Value: 0: Default lighting is automatically turned off when pointlights, spotlights, distant lights, or the sun are on. 1: Default lighting is turned on. --- [Original help](https://www.gstarcad.net/help/GstarCAD_2026_en-US/detail/systemVariables_Dgsv/DEFAULTLIGHTING.html) · © Gstarsoft Co., Ltd.