To activate a real payment gateway like Shopify Payments or Stripe , you must provide:
A valid passport, driver’s license, or national ID card. Download Shopify Gateway txt
Are you trying to for your customers to download after they buy? To activate a real payment gateway like Shopify
A voided check or official bank letter to verify the payout account. ⚙️ 2. Common Uses for a ".txt" File in Shopify ⚙️ 2
Some third-party gateways or services (like Google or Facebook) require you to add a TXT record to your DNS settings to prove you own the site ( Shopify DNS Settings ).
Upload the file to Content > Files , copy the link, and paste it into your product description or a "thank you" email. Could you clarify which part you need help with? Are you trying to verify your domain with a TXT record?