10 Common Photo Mistakes You Don’t Realize You’re Making (and How to Fix Them)

Bought a nice camera, but your photos are not coming out like you hoped? Here are 10 common photo mistakes, from the wrong ISO to a crooked horizon, with a quick fix for each.

Couple walking their dog on a leash at Trocadéro with the Eiffel Tower behind them

Updated October 13, 2026

The most common photography mistakes are using the wrong ISO, a shutter speed that is too slow, boring framing, cropping too much, bad exposure, standing too far away, facing your subject into the sun, and a crooked horizon. I’m Katie Donnelly, a Paris photographer, and each of these has a quick fix.

So, you’ve done a little research and bought a nice camera. Go you! And yet, for some reason, your photos aren’t coming out at all like you’d hoped.

1. You’re Using the Wrong ISO

Keep it as low as possible, that way you’ll avoid noise (which does NOT look pretty!). Don’t know what ISO is? Head over to my post on ISO.

Couple sitting close together on the cobblestone bank of the Seine in Paris, seen from behind

1/640 sec at f / 2.5, ISO 100

2. Your Photos Are Not Sharp Enough

Your photographs are not sharp enough, despite the autofocus. It’s possible that your shutter speed isn’t fast enough. From 1/100 + should give you a sharp result. If you’re photographing a portrait, focus on the eyes. Don’t know what shutter speed is? Head to my post on shutter speed.

3. Your Framing Is Bad

It’s important to create something interesting for the eye, to have the urge to keep looking at the picture. If you want to avoid the boring straight-on picture, look at it from different angles! Read more about composition and framing.

Close-up from a low angle of a couple holding hands, an example of using an interesting angle

TRY INTERESTING ANGLES – 1/1000 sec at f / 1.8, ISO 100

4. You Crop, a Lot

Instead of cropping after taking your photos, use your body to move in closer to your subject, it’ll create a better shot in-camera without you having to do any work afterwards. Here is why: what are megapixels.

5. Underexposing or Overexposing

Your photos are too light or too dark. Even if you think you’ll be able to fix your photos in Photoshop it’s still not entirely fixable. Try your best to get your ideal photos in camera rather than correcting them after. Watch out for your shutter speed, make sure it’s not tooooooo fast, even if it’s a very sunny day.

Underexposed photo of a couple under the Bir-Hakeim bridge in Paris, too dark

UNDEREXPOSED

Correctly exposed portrait of a couple embracing under the Bir-Hakeim bridge in Paris

CORRECTLY EXPOSED – 1/320 sec at f / 1.8, ISO 100

Overexposed photo of a couple under the Bir-Hakeim bridge in Paris, too bright

OVEREXPOSED

6. The Subject Is Too Small or Too Big

Don’t be lazy! Get up and go a few steps closer/further to take that picture!

7. Your Shot Is Boring

7. Your shot is boring. Try using depth of field (by playing with the aperture), and looking for possible dynamic compositions. Lacking inspiration? An incredible photographer for composition is David Alan Harvey.

Read what is aperture to learn how to play with depth of field.

8. Your Subject Is Facing the Bright Sun

Avoid photographing portraits when your subject has their eyes to the bright sun. Place your subject with their back towards the sun or in the shadow, that way you won’t have anyone squinting and making uncomfortable faces in your photos! A great alternative if you’re shooting in direct sunlight is to have your subjects looking at each other.

Black and white photo of a couple looking at each other on a bench with the Eiffel Tower behind them

LOOKING AT EACH OTHER – 1/4000 sec at f / 1.4, ISO 100

Backlit portrait of a couple by the Seine in Paris with the sun behind them

BACKLIT – 1/500 sec at f / 2.5, ISO 100

9. You Are Not Using the Golden Hour

If you want to have that extra pretty soft lighting, wait until sundown. The golden hour (the hour after sunrise and before sunset) is always beautiful to photograph with and will mostly give you a nice result. It is why the best time of day for a Paris photoshoot is just after sunrise.

10. Your Horizon Is Crooked

Do not forget to check if your horizon is straight. This is a SUPER simple way to get better photos! More in straighten up your photos.

Couple walking on the Bir-Hakeim bridge with the Eiffel Tower, photographed with a crooked horizon

CROOKED HORIZON

Couple walking on the Bir-Hakeim bridge with the Eiffel Tower, photographed with a straight horizon

STRAIGHT HORIZON – 1/1600 sec at f / 3.5, ISO 100

Are you making some of these mistakes? Do you have any more to add? By using these quick fixes your photos will be SO much better without really trying =] Share your new photos with me over on Instagram in #TheAuthenticPortrait series, a series for learning and growing in photography. Don’t forget to tag your photos with #TheAuthenticPortrait!

This lesson is part of The Authentic Portrait: A Parent’s Guide to Documenting Childhood, my photography guide for parents who want to learn the basics and take better photos of their kids, without spending hours and hours taking classes. I am working on a new edition of the guide. Until it is ready, you can read every lesson in The Authentic Portrait series.

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Hand it over for a morning. Our English-speaking team photographs families in Paris, so you are in the photos too. Sessions start at €150, and you see your photos the same day in our Saint-Germain studio.

Or first see how a Paris photoshoot with us works.

Photography Mistake Questions

Why are my photos not sharp?

Your shutter speed may not be fast enough. From 1/100 and faster should give you a sharp result. For portraits, focus on the eyes.

Why are my photos too dark or too bright?

They are underexposed or overexposed. Try to get the exposure right in camera, because it is not entirely fixable afterwards.

Where should the sun be when taking portraits?

Behind your subject, or put your subject in the shade. If they face the bright sun, they will squint.

What is the golden hour?

The hour after sunrise and the hour before sunset, when the light is soft and beautiful.

How do I make my photos less boring?

Try different angles, move closer, play with depth of field, and look for dynamic compositions.

Katie Donnelly, Paris photographer

About the author

Katie Donnelly, Paris Photographer

Katie Donnelly is an American photographer who opened her Paris studio in 2013 and was voted Best Portrait Photographer in Paris in 2017. She and her English-speaking team photograph families, couples and solo travelers at sunrise, so visitors go home with relaxed, real portraits instead of rushed selfies. Meet Katie and the team.

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