Guides and tips

Articles

How to use PromptPay QR codes, barcodes and tracked QR codes: practical guides and tips for shops and businesses.

Article cover (Safety): the QRnaka mochi holding a QR sign with a "Careful" tag, next to the headline "Fake QR codes how to scan safely"

10/11/2026 · 3 min read

Fake QR codes: how to scan safely before you open a link or pay

Spot fake QR codes: stickers over real ones, look-alike websites, pages asking for your OTP. Check a link before you open it and the payee before you pay.

Article cover (Safety): the QRnaka mochi holding a QR sign with a "Check name" tag, next to the headline "Check a PromptPay QR before you pay"

02/11/2026 · 4 min read

Check a PromptPay QR before paying: what a reader can and can't tell

See which PromptPay number and amount a code pays before you pay, why a correct checksum is not proof, and how shops can check their own signs.