Check your phone’s notification history if it was enabled
Open the app’s trash, archive, or recently deleted folder
Restore from a cloud backup if one exists
Check synced devices for the same message or note
Review email, chat, or app backups
Use data recovery software on the device if applicable
Ask the sender to resend the text
Check message logs from your carrier if available
Look in clipboard history if the text was copied
Use file version history for documents or notes