> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.aceproxies.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# How to configure Mozilla Thunderbird proxy?

1. Click on the **"hamburger button"** found on the top right of your Mozilla Thunderbird browser.

2. Select **"Tools"** and click **"Options"**.

3. Go to the **"Advanced"** tab.

4. On the **"Advanced tab"**, select **"Network & Disc Space"** tab and click on the **"Settings"** button.

![](https://storage.crisp.chat/users/helpdesk/website/d63855e4-53c0-4c12-ba21-ef89bef23709/5297d103-0367-4793-ba1f-83778207f2a4.png)

5. Tick on **"Manual proxy configuration"** and configure your proxy information on the fields provided.

![](https://storage.crisp.chat/users/helpdesk/website/d63855e4-53c0-4c12-ba21-ef89bef23709/f4400e94-0a5b-40d4-96aa-88e19c815207.png)

6. Hit **"OK"** when done.

Source [website](https://support.mozilla.org/en-US/kb/advanced-panel-settings-in-thunderbird)