# ❻ System Options on the System menu enable you to customize settings within the Circulation system. The topics covered in this section are as listed below:

Topic	Subtopic
Introduction
Device
Security
	Security Overview
	Group
	Group Change
	User Profile
	User Profile - CR
	Generate Access Key
	Security ID
	Security ID Change
	Menu Security
	Transaction Security
	Field Security
	Add On Activation
	Security Report
	Security Threshold
	Encryption Control
	Encrypt Private Info
	Decrypt Private Info
	Purge Private Info
	Division
Time Zone
Report Configuration
File Map
Pymt Auth Messages
Website
Translation

{% hint style="info" %} **Note:** *The Locale option, located on the System menu in character Circulation, is currently used only by Naviga staff. This option is not documented.* {% endhint %} --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.navigaglobal.com/circulation-setup-manual/system.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.