> ## Documentation Index
> Fetch the complete documentation index at: https://requestly-mintlify-changelog-requestly-past-week-38456.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Modify Network Request for BrowserStack Local

## Prerequisite

1. Download [Requestly Desktop app](https://requestly.com/downloads/desktop/)

2. Follow the instructions mentioned there and enable [system wide proxy](/desktop-app/setup/systemwide-proxy)

3. You will also need your browser stack access key.

   1. Go to your browser stack account’s settings page - [https://www.browserstack.com/accounts/settings](https://www.browserstack.com/accounts/settings)

   2. Under the product section you should see an `Access Key` under the `Local Testing` section

Next you will need to setup the BrowserStackLocal App

## Setup BrowserStackLocal

<Tabs>
  <Tab title="Setup BrowserStack Local ">
    1. Download the [BrowserStackLocal App](https://www.browserstack.com/docs/local-testing/releases-and-downloads)

    2. Start the [Local App](https://www.browserstack.com/docs/app-live/local-testing#enable-local-testing)

    3. Open the Local dashboard at [http://localhost:45454/](http://localhost:45454/)

    4. Under **Tunnel Settings,** set the ip and port as shown in the Requestly dashboard

    5. Enable the `Force Local` option.

    6. Click `Show More` and enable `Force Proxy` and `MITM Proxy` options.

    7. Scroll further and click `Update` to apply the settings.
  </Tab>

  <Tab title="BrowserStack Local Binary">
    1. Download [BrowserStackLocal Binary](https://www.browserstack.com/docs/local-testing/releases-and-downloads).

    2. Open command-prompt/terminal and run the following command.

       ```powershell theme={null}
        ./<BrowserStackLocal binary path> --key <your access key> --local-proxy-host <proxy_ip_in_requestly> --local-proxy-port <proxy_port_in_requestly> --force-proxy --force-local
       ```

    3. ensure to replace the `access key` , `proxy_ip` and `proxy_port`
  </Tab>
</Tabs>

## Start an App Live session

1. Log in to the [App Live](https://app-live.browserstack.com/?_gl=1*xznwek*_gcl_au*NjIyODA0NTY2LjE3Mjg5ODY1Mzk.) dashboard.

2. Verify that **Force Local** is enabled.

3. In **Devtools**, click the **Network** tab, and select the **Enable for all traffic** option. Click **Apply**.

You should now be able to see all the requests from your app session running inside browserstack. You can also modify these requests using [Requestly Rules](/general/http-rules/overview) and see them take effect inside the Live session.