A guest walks in, scans a code on the counter, and is on your WiFi in three seconds — no password sharing, no typos, no "wait, is it capital or lowercase." Making one takes under a minute. Here's exactly how, plus the three mistakes that force hosts to redo it.
How to make a WiFi QR code
- Enter your network name (SSID) exactly as it appears in your WiFi settings — case and spacing matter.
- Enter the password. Double-check it; a typo here is the single most common reason a WiFi QR code fails.
- Select the security type — WPA/WPA2 for almost every modern router, "none" only for a genuinely open network.
- Generate and test it with two different phones before printing anything.
Use Capy QR's WiFi QR code generator to do this free, styled to match your space, with no signup.
The three mistakes that force a redo
- Wrong security type. Selecting the wrong protocol (or "none" for a secured network) generates a code that looks fine but fails to connect. Always test before printing.
- A stale password. Printing the code, then changing the router password later without regenerating and reprinting — the most common cause of "this code doesn't work anymore."
- Low contrast or glare. A code printed on glossy paper or dark card stock can fail to scan even with correct data. Matte finish and strong contrast between the code and background matter more than most people expect.
Where to put it
- Cafés and coworking spaces. On a table tent or near the counter, styled to match the space rather than a stark black-and-white square.
- Airbnbs and short-term rentals. A laminated card on the nightstand or kitchen counter, alongside check-in instructions.
- Home offices. A small frame near the router for visiting clients or contractors, so you're not reciting a password out loud.
Build yours in the editor → capyqr.com
Static is usually fine here
Unlike most QR use cases, a WiFi code doesn't need to be dynamic — the destination is the password itself, baked directly into the code, and network passwords change rarely. If yours does change, just regenerate and reprint; there's no ongoing subscription or redirect involved either way.
A WiFi code ready to print
Here's a Capy QR WiFi code — styled to match a space instead of a plain black square:
Frequently asked questions
- How do I make a WiFi QR code?
- Open a WiFi QR code generator, enter your network name (SSID) and password, choose the security type (usually WPA/WPA2), and generate. Scanning it opens the phone's native "join network" prompt — no typing required.
- What security type should I select for a WiFi QR code?
- Almost always WPA or WPA2/WPA3, which covers the vast majority of home and business routers today. Only select "no password" for a genuinely open network, and WEP only if your router is old enough to still use it.
- What surface should I print a WiFi QR code on?
- A laminated card on a nightstand or counter, a small frame near the router, or a sticker on a menu or welcome sheet. Avoid anywhere with glare or low light, and keep the code at least 2-3 cm on a side for close-range scanning.
- Does a WiFi QR code expose my password to anyone who scans it?
- Yes — scanning it is functionally the same as reading the password off a sticky note. Anyone who scans it can join the network, so only put it somewhere you're comfortable sharing access, and change it if you ever want to revoke that access.
- Can I update a WiFi QR code if I change my password?
- Only if it's dynamic. A static WiFi QR code has the password baked in permanently — change your WiFi password, and the code needs to be regenerated and reprinted. This is one case where static is usually fine, since network changes are rare.
Bottom line: get the security type and password right, test on two phones, and print on matte with strong contrast — that's the entire checklist. Ready to make one? Open the WiFi QR code generator or browse more QR guides.