Common QR Code Generator Mistakes and How to Fix Them

Create branded, high-resolution QR codes for print and digital campaigns. This post explains practical ways to generate QR codes online with predictable quality and reliable output.

What this tool is best for

• Retail shelf and packaging labels
• Restaurant menu and table signage
• Campaign tracking in print and event assets

Most common issues

• Code does not scan: increase contrast and border size.
• Small print code fails: export at larger dimensions and retest.
• Styled code is unreliable: use simpler modules and stronger correction.

Fast troubleshooting process

1. Recheck your selected settings and input file type.
2. Run one smaller test file to isolate the problem.
3. Apply one change at a time so you can identify what improves output.

When to retry with a different workflow

If your result still does not meet size or quality requirements, use a related tool first, then run this tool again.

Related tools

• Compress Image
• Resize Image

Use this tool

• QR Code Generator
• All tools