--- title: "1. CTI 2.0 (Classic)" slug: "cti-2-classic" tags: ["CTI 2.0", "End User"] updated: 2022-12-01T00:01:00Z published: 2022-12-01T00:01:00Z canonical: "docs.natterbox.com/cti-2-classic" deprecated: true --- > ## Documentation Index > Fetch the complete documentation index at: https://docs.natterbox.com/llms.txt > Use this file to discover all available pages before exploring further. # 1. CTI 2.0 (Classic) > **Deprecated.** CTI 2.0 is deprecated, we recommend using Freedom CTI. CTI 2.0 is the predecessor of Freedom and is still used in classic environments and can be found occasionally in lightning setups. This is a screenshot of the Interface: ![](https://cdn.document360.io/c81c490c-daaa-4ebd-a3c3-1a2dee8b7617/Images/Documentation/1.-cti-2.0-classic-image-c22ek7xr.png) In Salesforce classic it will be affixed to the top left of the Salesforce page, in Lightning it will be at the bottom (typically on the left) and will jump into view when call comes in and can be minimized when not needed. For a full tutorial video please see below: [Video](https://cdn.document360.io/c81c490c-daaa-4ebd-a3c3-1a2dee8b7617/Images/Documentation/CTI%202.0%20in%20SF%20Classic%20End%20User%20Training%20.mp4) For a cheat sheet please follow this link: [CTI 2 Quick Guide.pdf](https://drive.google.com/file/d/1zT8ywRb-U8aAoDPCNGQIVT32cacfBdLg/view?usp=sharing) Customisable options that may or may not be activated by your administrator: - Availability states, quick case, record pause/resume, custom text field and picklists. Computer-Telephony Integration; the end user interface / dialpad which allows the user to make, receive and interact with calls Natterbox's newest user interface for voice communications that works within Salesforce, in a web browser, and on mobile.