# SDL_UnlockProperties Unlock a group of properties. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_properties.h) ## Syntax ```c void SDL_UnlockProperties(SDL_PropertiesID props); ``` ## Function Parameters | | | | | ------------------------------------ | --------- | ------------------------- | | [SDL_PropertiesID](SDL_PropertiesID) | **props** | the properties to unlock. | ## Thread Safety It is safe to call this function from any thread. ## Version This function is available since SDL 3.2.0. ## See Also - [SDL_LockProperties](SDL_LockProperties) ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryProperties](CategoryProperties)