Function Entry: VLAX-USER-PRODUCT-KEY

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Function Entry: VLAX-USER-PRODUCT-KEY

Name

vlax-user-product-key

Class

Visual LISP Windows registry helper

Syntax

(vlax-user-product-key)

Description

Returns the Windows registry path for the current AutoCAD product in HKCU.

Return Values

Returns a string.

Notes

This is the user-hive counterpart of vlax-machine-product-key.
Autodesk documents the returned path as usable for demand-loading registration.

Availability

AutoCAD 2026: documented (per Autodesk reference page).
BricsCAD V26: presumed compatible (no contradicting page found).
Status: AutoCAD documented; BricsCAD presumed-both pending Phase 4 verification.

Source Notes

[Windows Registry and Property List File Functions Reference (AutoLISP)](https://help.autodesk.com/cloudhelp/2023/ENU/AutoCAD-AutoLISP-Reference/files/GUID-E3D3DA29-AF63-41D3-865C-39E50FF31596.htm)
[V Functions Reference (AutoLISP)](https://help.autodesk.com/cloudhelp/2025/JPN/AutoCAD-LT-AutoLISP-Reference/files/GUID-26FF2BE2-B5BF-4DD1-A617-36727E51F516.htm)

Compatibility

Available on Windows only; not available on macOS or Web.