QR Codes: How They Work and Why They're Different | How QR code is different

QR codes are different because they can be used for various types of information and are designed to be error-resistant. Each QR code can have different content, and even if they contain the same information, they may look different due to their unique formatting and structure. This flexibility makes QR codes suitable for many purposes, from website links to contact details, and they can be generated differently based on these specific needs.

QR codes are not always the same for several reasons:

1. Content

The primary reason is that the content encoded within QR codes can be different. Two QR codes can store different information, like web addresses, contact details, or other data.

2. Error Correction

QR codes have error correction built in. This means they can handle some level of damage or interference without becoming unreadable. Depending on the error correction level chosen during QR code generation, the code's structure may vary.

3. Size and Version 

QR codes come in different sizes and versions, depending on the amount of data they need to store. Larger data requires a larger QR code with a different structure.

4. Formatting

QR codes can have different formatting styles, such as different colors, logos, or patterns. These visual elements can make two QR codes with the same content look different.

5. Generation Methods

Different QR code generators or software may create QR codes in slightly different ways, affecting their appearance and encoding.
So, even if two QR codes contain the same information, these factors can cause them to be different in appearance and structure.
Certainly! Let's simplify how QR codes are generated and how they work

Reaching Its Destination

1. Scanning

To read a QR code, you use a smartphone or a scanner. The device's camera captures the QR code's pattern.

2. Interpreting

The device's software decodes the pattern, extracting the stored information.

3. Destination

If the QR code contains a website link, for example, your device will open a web browser and take you to that website. If it's contact information, it might save it to your contacts.

In simple terms, generating a QR code involves turning information into a unique pattern. When you scan a QR code, your device reads the pattern and takes you to the intended destination, which could be a website, contact information, or anything else based on what was stored in the QR code.