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Frequently Asked Questions

1. What is a QR Code?

A QR Code is a 2-D square-shaped black and white barcode that can be read by smartphones. QR Codes store information that can be used to make a call, send a message/email, open a website, or even redirect to a location.

A QR Code can store up to 4296 characters or 7089 digits in a single code making it viable to hold large amounts of content.

2. What does QR stand for?

QR stands for Quick Response. QR Codes are capable of being scanned within a couple of seconds, hence the name.

3. How does a QR Code work?

A QR Code works in a similar fashion to that of a barcode. It is a machine-scannable image that can be read by smartphones either via its native camera or third-party apps. Every QR Code contains small data packets in the form of dots that hold a certain piece of information.

4. What are the limitations of a QR code generator?

The QR codecan store a maximum number of numeric, alphanumeric, binary (8 bits), and Kanji or Kana, which stand at 7089 characters, 4296 characters, and 1817 characters, respectively.

5. How long do QR code generator codes last?

No,QR codes do not have an expiration date. The QR code has a Quick Link behind it. As long as the Quick Link is active, the QR code will continue to work. Quick links will always be active if not deleted or archived.

6. What are the risks of free QR code generators?

Attackers can embed malicious URLs containing custom malware into a QR code which could then exfiltrate data from a mobile device when scanned. It is also possible to embed a malicious URL into a QR code that directs to a phishing site, where unsuspecting users could disclose personal or financial information.

7. Are QR code generators secure?

The QR code generator should be safe and secure to avoid data breaches. More than that, a QR code generator should be flexible and allow users to customize their QR code. It is recommended to use the free QR code generator, as it offers several free features that are all user-friendly and easy to navigate.

8. Can QR codes be damaged?

Known as error correction,QR Codes can sustain up to 30% of structural damageand still continue to function. The pixelated parts you see on a QR Code are doubled so that if some are damaged, then others make up for them and still convey the data to the scanner.

9. Can a QR code stop working?

Will my QR Code stop working?No.QR Codes do not have a lifespan. A QR Code can be scanned any number of times and they do not expire.

10. What is the size of a QR code?

the sizes of QR code are:5.25 x 5.25 mm for version 1 (21 x 21)8.25 x 8.25 mm for version 4 (33 x 33)

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