you are okay leave it as it is. QUICPay is "クイックペイ", iD is "アイディー". both English and Katakana expression(iD, QUICKPay, アイディー, クイックペイ) are understandable in Japan. (it's preferable that you use "iD" and "QUICKPay".)
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Has difficulty understanding even short answers in this language.
Can ask simple questions and can understand simple answers.
Can ask all types of general questions and can understand longer answers.
Can understand long, complex answers.
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