Updating Twitter IDP content to address some changes on Twitter developer site.

Author: garrodonnell

articles/active-directory-b2c/identity-provider-twitter.md

@@ -40,19 +40,18 @@ To enable sign-in for users with a Twitter account in Azure AD B2C, you need to
 1. Under **Use case** tab, select your preferred use case, and then select **Next**. 
 1. Under **Project description** tab, enter your project description, and then select **Next** button. 
 1. Under **App name** tab, enter a name for your app, such as *azureadb2c*, and the select **Next** button.
-1. Under **Keys & Tokens** tab, copy the value of **API Key** and **API Key Secret** for later. You use both of them to configure Twitter as an identity provider in your Azure AD B2C tenant. 
+1. Under **Keys & Tokens** tab, copy the value of **API Key** and **API Key Secret**. You will use these for configuration later. 
 1. Select **App settings** to open the app settings. 
-1. At the lower part of the page, under **User authentication settings**, select **Set up**.
-1. In the **User authentication settings** page, select **OAuth 2.0** option. 
-1. Under **OAUTH 2.0 SETTINGS**, for the **Type of app**, select your appropriate app type such as *Web App*. 
-1. Under **GENERAL AUTHENTICATION SETTINGS**:
-    1. For the **Callback URI/Redirect URL**, enter `https://your-tenant.b2clogin.com/your-tenant-name.onmicrosoft.com/your-policy-id/oauth1/authresp`. If you use a [custom domain](custom-domain.md), enter `https://your-domain-name/your-tenant-name.onmicrosoft.com/your-user-flow-Id/oauth1/authresp`. Use all lowercase letters when entering your tenant name and user flow ID even if they are defined with uppercase letters in Azure AD B2C. Replace:
+1. At the lower part of the page, under **User authentication settings**, select **Set up**. 
+1. Under **Type of app**, select your appropriate app type such as *Web App*. 
+1. Under **App Info**:
+    1. For the **Callback URI/Redirect URL**, enter `https://your-tenant-name.b2clogin.com/your-tenant-name.onmicrosoft.com/your-policy-id/oauth1/authresp`. If you use a [custom domain](custom-domain.md), enter `https://your-domain-name/your-tenant-name.onmicrosoft.com/your-user-flow-Id/oauth1/authresp`. Use all lowercase letters when entering your tenant name and user flow ID even if they are defined with uppercase letters in Azure AD B2C. Replace:
         - `your-tenant-name` with the name of your tenant name.
         - `your-domain-name` with your custom domain.
         - `your-policy-id` with the identifier of your user flow. For example, `b2c_1a_signup_signin_twitter`.  
     1. For the **Website URL**, enter `https://your-tenant.b2clogin.com`. Replace `your-tenant` with the name of your tenant. For example, `https://contosob2c.b2clogin.com`. If you use a [custom domain](custom-domain.md), enter `https://your-domain-name`.
-    1. Enter a URL for the **Terms of service**, for example `http://www.contoso.com/tos`. The policy URL is a page you maintain to provide terms and conditions for your application.
-    1. Enter a URL for the **Privacy policy**, for example `http://www.contoso.com/privacy`. The policy URL is a page you maintain to provide privacy information for your application.
+    1. (Optional) Enter a URL for the **Terms of service**, for example `http://www.contoso.com/tos`. The policy URL is a page you maintain to provide terms and conditions for your application.
+    1. (Optional) Enter a URL for the **Privacy policy**, for example `http://www.contoso.com/privacy`. The policy URL is a page you maintain to provide privacy information for your application.
 1. Select **Save**. 
  ::: zone-end
 
@@ -68,9 +67,8 @@ To enable sign-in for users with a Twitter account in Azure AD B2C, you need to
 1. Under **Keys & Tokens** tab, copy the value of **API Key** and **API Key Secret** for later. You use both of them to configure Twitter as an identity provider in your Azure AD B2C tenant. 
 1. Select **App settings** to open the app settings. 
 1. At the lower part of the page, under **User authentication settings**, select **Set up**.
-1. In the **User authentication settings** page, select **OAuth 2.0** option. 
-1. Under **OAUTH 2.0 SETTINGS**, for the **Type of app**, select your appropriate app type such as *Web App*. 
-1. Under **GENERAL AUTHENTICATION SETTINGS**:
+1. Under **Type of app**, select your appropriate app type such as *Web App*. 
+1. Under **App Info**:
     1. For the **Callback URI/Redirect URL**, enter `https://your-tenant.b2clogin.com/your-tenant-name.onmicrosoft.com/your-user-flow-name/oauth1/authresp`. If you use a [custom domain](custom-domain.md), enter `https://your-domain-name/your-tenant-name.onmicrosoft.com/your-user-flow-Id/oauth1/authresp`. Use all lowercase letters when entering your tenant name and user flow ID even if they are defined with uppercase letters in Azure AD B2C. Replace:
         - `your-tenant-name` with the name of your tenant name.
         - `your-domain-name` with your custom domain.
@@ -105,6 +103,9 @@ At this point, the Twitter identity provider has been set up, but it's not yet a
 1. Select the user flow that you want to add the Twitter identity provider.
 1. Under the **Social identity providers**, select **Twitter**.
 1. Select **Save**.
+
+## Test your User Flow
+
 1. To test your policy, select **Run user flow**.
 1. For **Application**, select the web application named *testapp1* that you previously registered. The **Reply URL** should show `https://jwt.ms`.
 1. Select the **Run user flow** button.