PXLA QR Help Center

The fundamentals of what QR codes are and how they work.

• ›What is a QR Code?
• ›How QR Codes work
• ›Static vs Dynamic QR Codes
• ›QR Code history
• ›Why QR Codes don't expire

Everything about generating a code with PXLA QR.

• ›Create your first QR Code
• ›Supported URLs
• ›URL validation
• ›Downloading PNGs
• ›High-resolution downloads

How to get a reliably scannable code onto paper.

• ›Recommended print sizes
• ›Business cards
• ›Flyers
• ›Posters
• ›Packaging
• ›Quiet zone explained
• ›Contrast recommendations

Getting a reliable scan on any phone or camera.

• ›iPhone scanning
• ›Android scanning
• ›Why a QR won't scan
• ›Camera recommendations
• ›Common troubleshooting

What you can and can't customize in V1, and why.

• ›Can I change colors?
• ›Can I add a logo?
• ›Error correction explained
• ›Print quality
• ›Brand guidelines

What PXLA QR does and doesn't do with your data.

• ›Does PXLA store my QR Codes?
• ›Is generation client-side?
• ›Is my URL uploaded?
• ›Browser privacy
• ›Static QR security

Fixes for the most common problems, symptom by symptom.

• ›Invalid URL
• ›Blurry print
• ›Small QR Codes
• ›Wrong destination
• ›Phone won't recognize QR
• ›Browser compatibility

Who builds this tool, and what's next.

• ›About PXLA
• ›Why this tool is free
• ›Future roadmap
• ›Contact support