Here are the instructions to assist you to backup and also edit iPhone’s notes using iPhoneNotes.
Double click the download file to mount it.
A tray will slide from the left side of the application window. Select your iPhone from the list of devices, enter root as the Username, enter alpine as the Password, then click the Load button.
You can now make changes to the notes and save them back to the iPhone. You would do this by press the Save button in the left tray.
Alternatively, if you would like to backup your iPhone notes to the computer then click the Backup button on the toolbar.
You will be asked where you would like to save the notes to. Enter a name and location then click the Save button.
If you have problems with your iPhone and have lost the notes saved on it then you can open iPhoneNotes and click the Restore button.
You will be asked to locate the previous backup of your notes. Do this then click the Open button.
Once your notes are displayed in the application you can click the Save button in the left tray to save the notes back to your iPhone.
When asked to confirm the save click the Upload to the iPhone button.
Another neat feature of this application is its ability to change the color of the text in your notes. Simply highlight the text you would like to set the color of and click the Colors button.