Some leaves appear dead but seem to have healthy fruit

Question

As above we have been in the house 2yrs so this will be our 3rd crop the dead levels have only appeared this year. See attached photos.

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Answer 1

Dieback of branches could be caused for several reasons, one of which is fireblight.

https://www.gardeningknowhow.com/edible/fruits/apples/apple-tree-diseases.htm

https://www.gardeningknowhow.com/plant-problems/disease/fire-blight-remedies-and-symptoms.htm

https://www.gardeningknowhow.com/edible/fruits/apples/apple-tree-planting.htm