Wi-Fi QR Code Generator

How Wi-Fi QR Codes Work

A Wi-Fi QR code encodes your network name (SSID), password, and encryption type into a standardized text format that smartphones recognize. The format follows the WIFI: URI scheme, which looks something like WIFI:T:WPA;S:MyNetwork;P:MyPassword;; under the hood. When someone scans the code with their phone camera, the operating system detects the Wi-Fi configuration and presents a prompt asking whether the user wants to join the network. One tap and they are connected.

This works because both iOS (version 11 and later) and Android (version 10 and later) have built-in support for the Wi-Fi QR code format. The user does not need to install any special app. They simply open their camera, point it at the QR code, and tap the notification that appears. The connection happens in seconds, with no manual password entry and no risk of typos.

How to Create a Wi-Fi QR Code (Step by Step)

Creating a Wi-Fi QR code with QR Code Bro is simple and takes less than a minute. Visit the home page and select the "Wi-Fi" tab in the QR code generator. You will see three fields: network name (SSID), password, and encryption type.

Enter your network name exactly as it appears in your router settings, including capitalization and any special characters. Select your encryption type from the dropdown. Most modern networks use WPA2; if you are not sure, check your router's admin page or try WPA2 first. Enter your Wi-Fi password. If your network is open (no password), select "None" as the encryption type and leave the password field empty.

The QR code preview updates in real time as you type. Once everything looks correct, click the PNG or SVG download button. Print the QR code and place it where guests can easily scan it. That is the entire process: no account needed, no email required, completely free.

Perfect for Businesses

Wi-Fi QR codes solve a universal pain point for any business that offers guest internet access. Restaurants and cafes are the most common use case. Instead of printing the password on receipts, writing it on a chalkboard, or having staff recite it to every table, a simple QR code on a table tent or menu lets guests connect themselves. This saves staff time and eliminates the frustration of complex passwords.

Hotels and Airbnb rentals benefit enormously from Wi-Fi QR codes. Place one in the welcome packet, on the nightstand, or near the front door. Guests can connect the moment they arrive without needing to find and type a password printed in small text on a card. Co-working spaces and offices use Wi-Fi QR codes in lobby areas and meeting rooms so that visitors and clients can get online quickly. Medical offices and dental practices display them in waiting rooms to help patients pass the time. Retail stores use them to let customers browse product reviews or compare prices while shopping.

Perfect for Homes

Wi-Fi QR codes are not just for businesses. Many people generate one for their home network and display it in a common area. When friends, family, or houseguests arrive, they can scan the code instead of asking for the password. This is especially helpful if your password is long and complex (as security best practices recommend), since nobody has to type it manually.

Some creative placements for home Wi-Fi QR codes include a small framed print near the router, a sticker on the refrigerator, a card in the guest bedroom, or even a custom coaster. If you change your Wi-Fi password periodically for security, just generate a new QR code and swap it out.

Security Considerations

Wi-Fi QR codes are generated entirely in your browser. Your network password is encoded directly into the QR image and is never sent to or stored on QR Code Bro's servers. This means there is no risk of your credentials being leaked through the generation process. The code supports WPA, WPA2, WPA3, and WEP encryption types, as well as open (no password) networks.

However, you should be thoughtful about where you display the QR code. Anyone who can see and scan the code can connect to your network. For businesses, this is generally fine since you want customers to have access. For a guest network at home, placement in a semi-private area is recommended. If you use a separate guest network (which most modern routers support), you can share the guest network via QR code while keeping your primary network private and password-protected through traditional means.

Tips for the Best Results

To ensure your Wi-Fi QR code works reliably, follow a few practical tips. First, double-check that the network name and password are entered exactly as configured in your router, including uppercase and lowercase letters. A single character difference will cause the connection to fail. Second, choose the correct encryption type. If you select WPA but your router uses WPA2, some devices may fail to connect.

Third, print the QR code at a reasonable size. For table tents and wall signs scanned from arm's length, a minimum of 3 cm by 3 cm works well. For signs in a lobby or hallway that guests scan from a few feet away, 5 cm by 5 cm or larger is better. Download the SVG format for print materials since it scales to any size without losing sharpness. Fourth, include a brief label near the QR code saying something like "Scan to connect to Wi-Fi" so that guests know what the code is for.