Update update-billing-info.mdx (#20157)

* Update update-billing-info.mdx

* Update update-billing-info.mdx

newest updates to reflect "Pay Now Button"

* Update update-billing-info.mdx

* Minor edits

---------

Co-authored-by: Denise Peña <[email protected]>

Author: 2 people

src/content/docs/fundamentals/subscriptions-and-billing/update-billing-info.mdx

@@ -121,3 +121,13 @@ To update your billing email address:
 3. Go to **Invoices & Documents**.
 4. For **Billing email preference**, select **Change email address**.
 5. Enter and confirm your new email and select **Save**.
+
+## Pay an invoice manually
+
+To pay an invoice manually:
+
+1. Log in to your Cloudflare account.
+2. Select the **Profile** icon > **Billing**.
+3. Select **Pay Now** next to the invoice you would like to pay.
+
+After all invoices are paid and processed, you should be able to make changes to your subscription, including downgrades and cancellations in compliance with Cloudflare policies.