Open Instagram and tap the plus icon
Select a photo from your gallery
Tap Next
Choose a filter if desired
Tap the filter again to adjust its intensity
Tap Edit
Adjust brightness
Adjust contrast
Adjust structure
Adjust warmth
Adjust saturation
Adjust color
Adjust fade
Adjust highlights
Adjust shadows
Adjust vignette
Adjust tilt shift
Adjust sharpen
Adjust lux if available
Crop the photo
Straighten the photo
Rotate the photo
Tap Next
Write a caption if desired
Add hashtags if desired
Tag people if desired
Add a location if desired
Tap Share