How do I stop payment on my bank account

Call your bank and ask them to refuse the charge. If the charge does go through, you can ask for a refund.

Normally, all sales are considered final, but you can ask for a refund.

If you have received a confirmation email, click the Report a problem link at the bottom.

Purchases problem.   *

How long refunds from the App Store or other Apple services take.  *

Tell the company that you are taking away your permission for the

company to take automatic payments out of your bank account. This is

called "revoking authorization.

Tell your bank that you have "revoked authorization" for the company to take automatic payments from your account.Some banks and credit unions may offer you an online form.

Even if you have not revoked your authorization with the company, you can stop an automatic payment from being charged to your account by giving your bank a "stop payment order" . This instructs your bank to stop allowing the company to take payments from your account.

Assuming you mean for iCloud? Downgrade or cancel your iCloud+ plan