BLOCKNAVIGATE (System Variable)

Controls the folder, file, and blocks that are displayed in the Libraries tab of the Blocks palette.

Type: String
Saved in: Registry
Initial value: None

Valid values are folder paths, full file names that include the path, file name, and extension of an existing file, or "." for none. When set to none, the last-used file or folder is retained the next time the palette is opened and persists across sessions.