A small crop or gentle brightness correction may be enough to improve a photo. Decide what is wrong first, then try the smallest change that helps.
This explains what to look for in an editor. It is not a button-by-button tutorial, because the saving controls differ between apps.
Start with the best available source
If you have the original file or scan, use that rather than a screenshot of the photograph or a small message copy. Keep the unchanged source before experimenting.
Write the problem in one sentence: “The horizon is tilted” or “The faces look too dark.” A clear problem gives you a stopping point.
“Make it perfect” is much harder to judge and often leads to changes the picture never needed.
A tilted edge: try straightening
A small rotation can make a crooked horizon or doorway less distracting. Watch what happens at the edges as the editor straightens the picture.
Straightening commonly involves losing some edge area. Check that a face, handwritten border or useful part of the setting is not being cut away.
A distracting edge: consider a crop
A crop keeps a smaller part of the picture. It can remove an empty strip or an unrelated object at the edge without needing AI to invent anything behind it.
Leave people some room. Keep the wider source when its surroundings matter to the family story, even if you share the tighter version.
Dark faces: try a little brightness
Raise brightness or exposure slightly, then compare with the source. Look at the faces and the brightest parts, such as a pale shirt or window.
If bright detail disappears, reduce the adjustment. Making one area easier to see should not mean ignoring damage elsewhere.
Contrast changes the difference between light and dark areas. Try it modestly after the overall brightness is reasonable, rather than moving several controls together.
An odd colour cast: use a gentle correction
Warmth or white-balance controls can reduce an overall yellow or blue cast. Compare several areas of the picture instead of forcing one object to match your memory.
For a faded old print, you may not know the original colours. A pleasing adjustment is still an interpretation; keep the scan available and avoid calling uncertain colours historically verified.
Save a separate result and reopen it
Before committing a change, check the app’s save or export behaviour. Keep a separate edited version so the untouched source remains available.
Open the saved result outside the editing screen. Check the crop, picture dimensions and appearance at the size you want to use.
If it looks worse, return to the unchanged source. Repeatedly editing an already altered copy can make it harder to see how far you have moved from the original.
A useful stopping rule
Stop when the named problem is improved without spoiling important details. A slightly softer or less dramatic result can be the better family photograph.
For example, a dark snapshot may need just enough brightness to show faces clearly while retaining detail in a white shirt. That is a hypothetical example, not a tested before-and-after result.
Next step
Learn what to check when AI changes a face.
Scope and date checked
Editorial explanation revised 9 September 2026. No app performance or hands-on image test is claimed. Use your editor’s current help for the exact controls and saving method.