1. If available Turn on the camera grid

Even though you can easily remedy this in Photoshop using a perspective cropping tool, it’s ideal to line up your phone as flat as possible over the picture to ensure that the corners and edges are squared up, your camera grid is an excellent guide, make sure you use it.

2. Avoid shadows and reflections

A good piece of advice is to try to take the photo in the shade outside, cloudy days are the best, just try to avoid your own shadow or your phone’s shadow when capturing the image. 

A good piece of advice is to try to take the photo in the shade outside, cloudy days are the best, just try to avoid your own shadow or your phone’s shadow when capturing the image. 

There are fantastic and affordable alternatives available on the market to help you achieve this effect using indirect light or a softbox.

3. DSLR’s are great to capture a photo of a photo

A high-quality camera, particularly a full-frame model, is ideal for reproducing the details of an antique photograph while protecting the original. Just make sure you’re focusing correctly and staying inside your lenses’ focal range by using a tripod and an appropriate aperture setting.

However, it is crucial to shoot in RAW if you want to extract as much data as possible from the original image; RAW files have a wider dynamic range, more information, and a better resolution than their JPEG counterparts.

4. When using a wide-angle lens, the image might get distorted.

You should use a macro lens and attempt to maintain the frame straight while taking a picture of a picture, since lens distortion will cause undesired deformation owing to the sensation of curvature.