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QRVISUAL LIBRARY

QR code guides. Clear answers, practical steps.

Clear, practical answers for choosing, designing, printing, and using QR codes successfully.

DESIGN

How to Make a QR Code with a Logo That Still Scans

Add a logo to a free QR code, choose error correction, preserve contrast and margins, and test PNG or SVG before printing.

Read guide →TROUBLESHOOTING

QR Code Not Scanning? A Step-by-Step Troubleshooting Guide

Fix a QR code that will not scan: check the downloaded image, quiet zone, contrast, logo, print quality and destination link.

Read guide →WI-FI

How to Make a Guest Wi-Fi QR Code for a Café, Office or Rental

Create a guest Wi-Fi QR code with the correct network name, password and security setting, then test and print a useful guest sign.

Read guide →DOWNLOADS

PNG vs SVG for QR Codes: Which File Should You Download?

Choose PNG for everyday screen use or SVG for scalable print artwork. Learn how resolution, resizing, margins and export testing affect QR quality.

Read guide →BUSINESS

How to Create a QR Code for a PDF Menu or Brochure

Turn a public PDF menu or brochure link into a QR code. Check sharing permissions, keep a stable URL and test the customer experience before printing.

Read guide →BARCODES

Code 128 vs EAN and UPC: Choose the Right Barcode

Learn when to use Code 128, EAN-13 or UPC-A, why a barcode image is not a registered product number, and how to test your labels.

Read guide →START HERE

How to make a QR code for a website

Create, customize, download and test your first website QR.

BULK WORKFLOW

Prepare a CSV for bulk QR generation

Format rows and filenames correctly before making a batch.

QR BASICS · 6 MIN

Static vs dynamic QR codes

Privacy, editability, tracking, reliability, and cost explained.

PRINTING · 5 MIN

QR print size and testing guide

A practical checklist for menus, cards, packaging, and posters.

MARKETING · 7 MIN

15 useful ideas for small businesses

Practical placements that help customers take a clear next step.

WORKFLOW

Generate QR codes from CSV

Prepare, validate, and export up to 100 static codes privately.

PAYMENTS

Create a branded UPI payment QR

Add a business name, payment handle, amount, logo, and share link.

SUPPORT

QRVisual help center

Troubleshooting, downloads, PDF links, ratings, and contact details.