If the course includes course materials, such as lecture slides or handouts, you can download them.

Please check the "Course Materials" section in the course classroom under the lecture outline.

After payment is completed, textbooks can typically be received within 1-2 business days. However, delivery times may vary depending on the circumstances of the courier service.

Currently, notification functionality is not supported.

Yes, it is possible. However, depending on the internet environment in the country where you reside, you may experience difficulties in watching the courses.

Refunds are possible within the course duration. You can initiate a refund request by going to "My Classroom" > "Payment History" > "Request Refund." After the request is confirmed by our staff, the refund will be processed through the payment method you used for the original payment.

As the refund process may already be in progress, please contact our chatbot or use the 1:1 inquiry system to get in touch with us.

Payment errors can occur under the following circumstances:

1. 1. Exceeding the credit card limit.
2. 2. Incorrect input of payment information.
3. 3. Payment timeout.
4. 4. Failure to install security software.
5.  

After checking these four factors and if the issue persists, please contact the respective card issuer.

(It would be helpful if you could provide a screenshot of the error screen.)

When making a payment via bank transfer using a virtual account, the order is completed, and you can complete the payment by depositing to the account number sent via SMS.

However, please note that virtual accounts have a payment deadline, and if you do not make the payment within the specified period, the order will be canceled.

회원명과 입금자명이 달라도 입금금액과 신청금액이 일치한다면 됩니다.
가상계좌는 신청시마다 새롭게 발급되기 때문에, 해당계좌로 입금하시면 회원 아이디로 입금 확인이 가능합니다.

청구서 상 이중으로 결제된 내역이 확인된다면, 결제일/결제금액/카드사 등 결제정보를 1:1 문의게시판에 남겨주시기 바랍니다.

나의 강의실 > 결제내역조회 메뉴에서 확인하실 수 있습니다.