Check the Recently Deleted album in Photos
Open Photos
Tap Albums
Scroll to Recently Deleted
Select the photos
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 made before the photos were deleted
Check iCloud Photos on other devices
Sign in with the same Apple ID
Open Photos on another iPhone, iPad, or Mac
Look for the deleted photos in Albums or Recently Deleted
Check shared albums and messages
Open Messages, Mail, and shared albums
Save any copies of the photos if found
Use a third-party recovery tool
Connect the iPhone to a computer
Run a trusted iPhone data recovery app
Scan for deleted photos
Recover any found files
Contact Apple Support
Ask about account sync, backups, and recovery options
Check other cloud services
Review Google Photos, OneDrive, Dropbox, or similar apps
Restore photos from their trash or deleted folders
Stop using the iPhone until recovery
Avoid taking new photos or installing apps
Reduce the chance of overwriting deleted data