Hard Sudoku for Friday, February 19, 2027
Hard Sudoku · Friday, February 19, 2027 · Solution: sudoku365.com/daily/2027/02/19/hard.html
About This Hard Sudoku Puzzle
This hard difficulty Sudoku puzzle for Friday, February 19, 2027 starts with 29 given numbers and has exactly one solution. With fewer givens, expect to lean on advanced strategies such as locked candidates and pointing pairs. Experienced solvers will enjoy the challenge.
Hardest technique needed: Locked Candidates. The puzzle was checked by a solver that uses only human techniques, so it can be finished without guessing. New to it? Read the Locked Candidates guide.
Print This Puzzle
Press Print above for a clean, full-page copy of this grid — no download or sign-up needed. To print all four of today's levels on one sheet, use the daily Sudoku printable page, or grab a printable Hard pack with four puzzles and their solutions.
How to Solve This Puzzle
Click any empty cell and enter a number from 1-9. Use logic to determine which numbers can fit in each cell based on the Sudoku rules: no repeating numbers in any row, column, or 3x3 box. Turn on Notes to pencil in candidates; they are cleared automatically when you place a digit in the same row, column or box. Stuck for good? Show Solution fills in the answer.
Keyboard Shortcuts
- 1-9: Enter number in selected cell
- Arrow Keys: Navigate between cells
- Backspace/Delete: Clear selected cell
- N: Toggle pencil-mark notes
- Ctrl+Z / ⌘Z: Undo
Tips for Hard Puzzles
- Apply Locked Candidates (Pointing Pairs) to eliminate options
- Look for Box-Line Reduction opportunities
- Maintain pencil marks (candidate notes) systematically
- Study our Locked Candidates tutorial