If you are looking to restore notes that have been deleted in last 30 days then you can easily restore lost or deleted notes from iPhone, iPad and iPod by following the below steps:
Open Notes app on your iPhone, iPad or iPod.
Next, click on Recently Deleted folder.
Here, you can see the notes that have been deleted in last 30 days.
Select the notes that you want to restore and then click on “Move to”
Select the folder in which you to move Notes.
The above solution is brought to you by: How To Recover Deleted/Disappeared/Lost Notes From iPad