Update i-forgot-my-ivpn-account-id-what-should-i-do.md

src/content/pages/knowledgebase/passwords/i-forgot-my-ivpn-account-id-what-should-i-do.md

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 # I forgot my IVPN Account ID. What should I do?
 
-The IVPN username begins with letters 'i-..' or 'ivpn..'
+The IVPN Account ID looks with `i-XXXX-XXXX-XXXX` or `ivpnXXXXXXXX`.
 
-To locate the IVPN username in old, 'ivpnXXXXXXXX' format, log in to the [Client Area](/account/) with your email address and your current password.
+To locate the IVPN Account ID in the original, `ivpnXXXXXXXX` format, log into the [Client Area](/account/) with your email address and your current password.
 
-Your IVPN username can also be found in the **Account details** area of our mobile apps or by clicking on the small IVPN app icon in your menu bar/system tray and navigating to **Account** menu element.
+Your IVPN Account ID can also be found in the **Settings > Account** area in the IVPN App for all platforms.  Click or tap the **Account** icon (minimalist head-with-shoulders button on the app's main screen) to access the Account screen.
 
-We can also try and look up your account ID if you can send us an email ([email protected]) with the information of your last purchase, such as **Invoice ID**, **Payment method** used, **Date and time** of the payment and **Amount paid**. **The last 4 digits of your bank card** (if paid with card), **Transaction ID** if it was a PayPal or a Bitcoin purchase.
+We can also try and look up your IVPN Account ID if you send us an email ([email protected]) with the information of your last purchase.  Use [PGP encryption](/knowledgebase/general/how-do-i-send-a-secure-pgp-encrypted-email-to-ivpn/) for the message if you prefer.
+
+For card payments on made on our website, provide:
+- **first 6 digits** of the card 
+- **last 4 digits** of the card 
+- **expiry date** of the card 
+
+For PayPal, Bitcoin, or Monero payments, provide the **transaction ID**.
+
+For Android payments, provide the **Google Invoice ID** (starts with [GPA](https://support.google.com/store/answer/6160235)).
+
+If there was a successful payment to Apple, please provide us with the [invoice from Apple](https://support.apple.com/en-gb/HT204088).  The personal details, like mailing address and email address, are not required, though we do need to see the Invoice ID and Document Number from Apple.
+
+For voucher payments, provide the **voucher code**.