Step 1: Select Ad Accounts to the left of Business Manager. Your screen should look like this:
Step 2: Select the blue Add button in the center of the page.
Step 3: Select Create New Ad Account. If there is an existing Ad Account that you would like us to have access to instead, select Add an Ad Account and insert the Ad Account ID.
Step 4: Name the Ad Account, preferably the name of your business. Select your timezone, and ensure that the currency is in alignment with your country.
Step 5: Select Next.
Once these steps are complete, it's time to add a payment method to your account:
In Business Settings, select Ad Account. To the top right next to Open in Ads Manager, select the upside down triangle for the drop-down menu
Select View Payment Methods
Select Add Payment Method. You can use a credit or debit card, link your PayPal, online bank, or use a Facebook Ad coupon