Free Daily Sudoku: Hyper Little Killer Sudoku 9×9 (0069)

“Hyper Little Killer Sudoku 9×9” Puzzle Rules:

Fill the grid with the numbers 1–9 so that each number appears exactly once in every row, column, and 3×3 box.
In addition, the grid contains four extra highlighted 3×3 Hyper regions, each of which must also contain the numbers 1–9 exactly once.
Little Killer clues are given outside the grid and represent the sum of the numbers along the indicated diagonal line inside the grid.

Solution of this Hyper Little Killer Sudoku 9×9 can be viewed by clicking on button. Please do give your best try to solve this Sudoku puzzle before looking at the answer.

Link to solve it online: Penpa+