# TEMPPREFIX System Variable [GstarCAD 2026](Help%20System/GSTARCAD/2026/Index.md) → [System Variables](Help%20System/GSTARCAD/2026/System%20Variables/(System%20Variables).md) → [T](Help%20System/GSTARCAD/2026/System%20Variables/T/(T).md) ## Function Description: The TEMPPREFIX system variable is used to store the file folder name with path separators for temporary files. (Read-Only) | | | | --- | --- | | Type | Strings | | Saved in | Not saved | | Initial value | Unknown | The temporary file combined name and path length is limited to 255 characters. --- [Original help](https://www.gstarcad.net/help/GstarCAD_2026_en-US/detail/systemVariables_Tgsv/TEMPPREFIX.html) · © Gstarsoft Co., Ltd.