--- title: "Add and Configure Sidecars in 8x8 Admin Console" slug: "add-and-configure-sidecars-in-8x8-admin-console" updated: 2026-04-20T11:21:11Z published: 2026-05-21T21:27:17Z canonical: "help.8x8.com/add-and-configure-sidecars-in-8x8-admin-console" --- > ## Documentation Index > Fetch the complete documentation index at: https://help.8x8.com/llms.txt > Use this file to discover all available pages before exploring further. # Add and Configure Sidecars in 8x8 Admin Console ## Objective Add and configure a Sidecar to devices in Admin Console. ## Applies To - Admin Console - Poly Phones - Yealink Phones - Expansion Modules ## Procedure 1. Log in to [Admin Console](https://apps.8x8.com). 2. Select **Devices**. 3. Click **Add Device Model** in the top right corner. 4. Select the Sidecar device to use with the Poly phone and click **Add Device Model**. 5. On the home page select **Users**. 6. Click the **Edit** icon to the right of the user you want to change. 7. Select **Voice Basic Settings**. 8. Select **Line Key Configuration** next to device model (device must be activated for Line Key Configuration option to be available). 9. Select **Add sidecar** to edit sidecar keys. Additional Information > [!NOTE] > Note: > > Speed dials will not appear on a sidecar until all speed dials on the main device are filled.