WhatsApp Business QR codes: what they are for, and where to actually put one

The friction you are removing here is small and specific, and it is the reason a lot of walk-past interest never turns into a message: to write to you, a stranger has to type your number into their phone, save it, open WhatsApp, and find you. Every one of those is somewhere to give up. A QR code collapses the lot into a single scan.

Getting yours

WhatsApp Business generates the code for you. It lives under Business tools, alongside the short link that points at the same chat. The menu wording differs between app versions and phone makers, so if the label here does not match your screen, open Business tools and look for the QR or link entry.

Two things come out of it and they are worth telling apart:

The QR code, for anything physical. Printed, scanned by a camera.
The short link, for anything digital. A bio, a message, an email signature.

Use the link online. A QR code embedded in an Instagram post is asking somebody to scan a screen with the phone that is already holding it, which does not work.

Where a printed code actually earns its place

The test is whether somebody is standing still, curious, and holding a phone.

Good: the counter, the shop window at eye level, a menu, a receipt, an invoice, packaging, a delivery note, a van door, a market stall sign, the back of a business card.

Weak: billboards and anything a driver passes, the bottom of a long web page, anywhere it is above head height or behind glare.

The single highest-return placement for most small businesses is the one already in the customer’s hand: on the receipt, or on the box the thing arrived in. That is a person who has already bought, at the moment they might have a question.

Write the line above it

A bare code gets scanned by the curious. A code with a reason gets scanned by buyers. The line above it is doing more work than the code is.

Weak: “Scan to chat”
Better: “Scan to ask about sizes, stock or delivery. We reply the same day.”

Say what they can ask and when they will hear back. If you promise a response time, make it one you keep, because a QR code that leads to silence is worse than no code at all: you invited the message.

The part people forget

A QR code increases inbound messages. That is the whole point, and it is also the thing that catches people out, because the codes get printed in a week and the inbox arrives forever.

Before you print a few hundred of them, decide what happens to the messages they produce. Roughly:

Out of hours. The free away message in WhatsApp Business covers this, and it should be switched on before the codes go out.
The same four questions. Quick replies are free and handle these.
Anything specific. Prices for a particular item, availability, delivery to a named area, anything about a previous order. These need reading, and they are usually the majority once a code is in the wild.

That last bucket is where WhatsAssist fits: it answers the message in front of it from the business details you gave it once. Be aware of the default before you turn it on, because it is not what people assume: once setup finishes it replies by itself, on every plan. A single switch turns that off and every reply then waits for you to read, edit and send instead.

A small operational check

Scan your own code with a phone that has never messaged you, ideally not your own number. You are checking three things: that it opens a chat rather than a contact card, that the business name shown is the one you want customers to see, and that whatever greeting or away message you have set actually fires.

People skip this and discover months later that the code on two hundred printed menus points at a profile with no business name on it.

Before the codes go out, settle what happens to the messages they bring: what away messages can and cannot do is the free half, and how to set up an auto-reply on Android covers the three routes. If you want the version that answers rather than acknowledges, what it does and what it costs are both a page away, starting at a hundred free messages.