Simply run Notezilla Troubleshooter app on the old PC and take a backup of your notes data in Notezilla . On the new PC, again run Notezilla Troubleshooter app to restore those notes.
If you cannot find Notezilla Troubleshooter app on your system, then follow below steps. Because older versions of Notezilla didn't have this app.
To port the old Windows sticky notes to the new machine using Notezilla , you have to just copy the note files from the old computer to new computer and install Notezilla on the new laptop & start using it. You can use the same activation key to activate the product if you are just transferring the notes and uninstalling Notezilla on the old PC. You can also use the same license on up to 2 computers if both computers are shared by the same user. For additional computers, you would need to buy additional licenses.
Watch the video to get a clear picture: