iPad / iPhone: Unable to sync Notes to iCloud problem, fix

Several people have reported that they could not sync Notes from an iPad to an iPhone, even though iCloud is turned on in settings.

Fix:

1. Delete the iCloud account in the iCloud settings on your iPad


2. Turn your iPad iCloud settings off and on and sign in with your Apple ID


3. Turn off Notes in the iCloud settings; then turn on


4. Check iCloud as the default account in the Notes settings.