No, QR codes do not have a time limit. Static QR codes are created and used indefinitely. If the information contained within them is still valid, static QR codes will always work when scanned.

There is no time limit for dynamic QR codes either. Dynamic QR codes can be created, edited at any time, and reused. However, payment is required for dynamic QR codes, and if payment is not made, they expire and stop working. Once payment is renewed, the QR code resumes working continuously. To ensure payments are processed without encountering QR code expiration and to keep the QR code always active, you can learn all the details by following the link.