You set up the QR codes. You printed the signs. You put one on every table. Then you looked at the upload count two hours into the event and it was six photos, four of which were yours.

A QR code placed silently on a table is decoration. It needs context, repetition, and a reason before it becomes something people actually use.

Start before the event

If you have a wedding website, event invitation, or group chat, mention the photo sharing there. "We'll have a shared photo gallery at the event, scan the QR codes to add your shots" is one sentence. It does two things: it tells people the system exists, and it primes them to notice the codes when they arrive.

People who knew about it in advance will look for the QR code when they get there. People who encounter it cold for the first time have to do more work to understand what it is and decide whether to use it.

Make the physical signs actually clear

"Scan to share" is not enough text. "Scan to share your photos and see everyone's shots in one place" is better. The sign should answer the question "why would I do this" without making someone read a paragraph.

Put codes somewhere people are already standing with their phones out. The bar line. The escort card table. The cocktail hour food station. The bathroom is actually effective if the sign is readable. People make decisions in bathrooms.

The MC announcement

This is the highest-leverage moment. A 15-second mention from whoever is running the microphone reaches the whole room at once. Something like: "QR codes on every table, scan to share your photos and they'll show up in the gallery instantly. Takes ten seconds." That's it. People who weren't looking at the table signs will hear this and look.

If the host or MC is willing to do it twice, once early in the reception and once during a natural pause like between dinner and dancing, you'll see a clear bump in uploads each time.

After the event

Send the direct link. Not a reference to the QR code, but the actual URL. Some guests will have missed the code entirely, some will have meant to scan it and gotten distracted, and some will have taken photos after the event ended that they'd still like to add.

A direct message with the link and a short explanation ("the gallery is still open if you have photos to share, here's the link") handles all of these cases. You don't need to send it to everyone individually. A group message or email covers it.

One announcement, one sign, one QR code is not enough. The guests who use it on the first mention are the guests who were already inclined to. Everyone else needs a second or third touchpoint before it registers as something worth doing.