If your iPhone/iPad runs iOS 8 or later and you accidentally deleted a note from your device, all is not lost. Chances are that the deleted note is still on your device. Your recently deleted notes are kept in a special folder called "Recently Deleted" in Notes app for 30 days before they are permanently erased.
1. Open Notes app and tap "Recently Deleted" folder.
2. Tap "Edit" on the upper right corner and select the deleted notes you want.
3. Tap "Move To" and select a folder to recover your deleted notes. Your notes will be back on your device.
Cannot find your note in "Recently Deleted" folder? There still may be hope. A third party recovery tool can help you recover those deleted notes. Jihosoft iPhone Data Recovery is a professional software that enables you to retrieve deleted notes from your iPhone/iPad or iTunes backup. Just download it and follow the steps as described below:
Step 1: Launch the Notes Recovery and connect your device to the computer. If you want to retrieve notes from iTunes backup, you can click "Next" and choose an iTunes backup to extract your notes.
Step 2: Click "Start scan" and it will scan and analyze lost notes automatically.
Step 3: Click" Notes", preview and recover deleted notes.
Notes: Turn on Airplane Mode on your device after losing notes in case any newly generated data may overwrite your deleted notes.
Option 3: Restore notes on iPhone from iCloud
If you have enabled iCloud sync before, you can retrieve your deleted notes from iCloud, assuming you act within a reasonable time frame.
1. Go to "Settings" and tap "iCloud".
2. Turn off "Notes"and tap "Delete from My iPhone" on the pop-up.
3. Turn on "Notes" and it will re-sync your iCloud notes back on your device in a minute.
If it doesn't work, you can also go to iCloud.com and sign in to iCloud. Click on "Notes" to check if your deleted notes are there.
Option 4: Shake to undo
The "shake to undo" feature of iOS is unknown to or forgotten by most iPhone and iPad users. It is a simple but useful tips. When you accidentally delete a note, just shake your device. A pop-up will show up asking whether you want to" Undo Trash Note", tap on undo and your deleted note will be back on your device.
More info please read on:
How to Recover Deleted Notes on iPhone 6S/6/5S/5/4S/4/3GS
How to Retrieve Deleted Notes on iPad
How to Recover Lost/Deleted Notes on iPhone