Connect the iPhone to the computer with a USB cable
Unlock the iPhone
Tap Trust This Computer if prompted
Open Photos on Mac or Photos/File Explorer on Windows
Select the photos you want to save
Import or copy the photos to the computer
Use iCloud Photos to sync pictures automatically
Sign in to iCloud on the computer
Download photos from iCloud.com if needed
Use AirDrop on Mac to transfer photos wirelessly
Use email, Messages, or cloud storage apps for individual photos
Check the computer folder to confirm the photos were saved