Online QR Code Generator User Guide

This tool can help you quickly convert text information into a QR code image. Simply enter the content you want, and you can easily generate the corresponding QR code.

How to use this tool:

1. Enter Text: Type the text information you want to convert into a QR code in the text box.
2. Select Error Correction Level: QR codes have error correction capabilities, allowing them to be correctly recognized even when partially damaged. Choose the appropriate error correction level based on your needs, including L (7% of codewords can be corrected), M (15% of codewords can be corrected), Q (25% of codewords can be corrected), and H (30% of codewords can be corrected).
3. Set Margin: Adjust the margin of the QR code to control its size and appearance.
4. Specify Width: Set the width of the QR code to better suit your usage scenario.
5. Adjust Scale: Change the scale of the QR code as needed to obtain a more desirable size.
6. Select Foreground and Background Colors: Customize the foreground and background colors of the QR code according to your requirements.

Generate and Download QR Code

The QR code image will be automatically updated whenever you make changes to the options. You can click the "Download Image" button to save the QR code image to your device.