Unknown Billing through APPLE.COMBILL

See the following Apple articles:

View your purchase history for the App Store, iTunes Store, and other Apple media services

View your purchase history for the App Store, iTunes Store, and other Apple media services - Apple Support

How apps, content, and subscriptions from Apple are billed

How apps, content, and subscriptions from Apple are billed - Apple Support

If you want to cancel a subscription from Apple

If you want to cancel a subscription from Apple - Apple Support

If the subscription that you want to cancel is not listed

If you want to cancel a subscription from Apple - Apple Support

See -> Request a refund for apps or content that you bought from Apple

Request a refund for apps or content that you bought from Apple - Apple Support

• You can try to request a refund, refund only within 90 days.
• If you have requested a refund, you must wait until Apple has approved. Then you will receive a message from Apple.
• If your refund is approved, the funds will be applied to the same payment method that you used to buy the item.

See also -> Identify legitimate emails from the App Store or iTunes Store

Identify legitimate emails from the App Store or iTunes Store - Apple Support

See the Apple Support article(s) below. Link to contact Apple Support in the article.

Apple ID - If you see ‘itunes.com/bill‘ or an unfamiliar charge on your bank, credit card, or debit statement.    *