Smart Photos is a setting you turn on so that Tinder always leads with your most-Liked photo. Once it is on, the first photo women see is the one other people have liked most, rather than whichever one you happened to put first. Tinder lists it among its tips for getting noticed.

What the setting decides

Smart Photos makes one decision for you: which photo leads. Tinder describes it as a way to make sure you are always leading with your most-Liked photo.

It does not pick which photos go in your set, and it does not make any photo better than it is. You still choose what goes in. Smart Photos only settles who gets the front spot, using the one test that counts, which is how women actually respond.

Why the lead spot matters

Every woman who comes across you sees the first photo. Only the ones it interests go on to look at the rest.

a dating coach names photos as the biggest thing men get wrong in online dating, and the lead photo is where that mistake costs the most. The profile coaching guides go further: women will not read your written answers if your photos have already lost them. So the lead photo is doing most of the work of earning you a second look.

Men are also poor judges of their own photos. We pick the one where our jaw looks sharp, or the one from the best holiday we ever had. Women often like a different one entirely, and Smart Photos lets their choices decide instead of yours.

Good lead photos tend to share a few traits. You are alone in the frame, your face is clear and relaxed, and someone else took it at eye level. The One Percent material is unkind about selfies for a reason. Held at arm's length, they tend to look awkward and a little lonely. That is the opposite of the first impression you want.

When to turn it on

Turn it on if you have several decent photos and honestly cannot tell which one should lead. That is the situation it handles best.

Keep control of the order yourself if one photo clearly does the best job already, or if you are testing a single new photo and want to see how it does in a fixed spot. The One Percent method for testing is to change one photo at a time and hold everything else steady, so you know what made the difference. Handing the order to Tinder in the middle of a test makes that harder to read.

Once it is on, give it time. Your most-Liked photo can only be worked out from real Likes, so judge the result over a few weeks of normal use rather than one afternoon.

What it cannot do for you

Smart Photos can only reorder what you give it. If every photo in your set is weak, it will lead with the least weak one, and that is still weak.

It also cannot tell whether a photo is misleading. A five-year-old shot from your leanest summer might collect plenty of Likes. It will still cost you when a woman meets the man you are now. Keep the set current. My advice is to get new photos taken every few years so they stay true to you.

Build a set worth reordering

Because any photo could end up in front, every photo in your set should be one you would be happy to lead with.

That rules out group shots where she cannot tell which one is you, sunglasses in half the set, and anything taken in a dim bar. What works is a handful of recent, candid photos of you alone and with friends, in daylight, in places you actually spend time.

The One Percent guide on the female gaze adds a useful rule: soft displays of value beat hard ones. A candid shot laughing at a good restaurant says more about your life than posing beside a rented sports car. Build the set from the soft kind and Smart Photos has nothing but good options to choose between.

Profile optimization beyond the photos

Once the lead photo has done its job, she moves on to the rest of your page. The One Percent material treats the profile as marketing and the conversation as sales, and the written part of that marketing is your bio.

Make it earn its place. My rule is show, do not tell: cut the adjectives and put in one or two details she can picture and ask about. A strong lead photo gets her attention. The bio gives her something to say once you have it.