Check the Recently Deleted album in Photos
Open Photos
Tap Albums
Scroll to Recently Deleted
Select the pictures
Tap Recover
Restore from an iCloud backup
Go to Settings
Tap General
Tap Transfer or Reset iPhone
Tap Erase All Content and Settings
Set up the iPhone again
Choose Restore from iCloud Backup during setup
Restore from a computer backup
Connect the iPhone to a Mac or PC
Open Finder on Mac or iTunes on Windows or older macOS
Select the iPhone
Choose Restore Backup
Pick a backup that contains the deleted pictures
Check iCloud Photos on another device
Sign in with the same Apple ID
Open Photos on another iPhone, iPad, or Mac
Look for the deleted pictures
Save or re-download them if available
Check the Files app and other photo apps
Open Files
Check Recently Deleted in other apps if used
Check messaging apps, cloud apps, and social media apps for saved copies
Use third-party data recovery software
Connect the iPhone to a computer
Scan the device with a trusted recovery tool
Recover any found photos
Contact Apple Support if needed
Ask about recovery options for your device and backup history