What the Image Shows
The picture is a simple visual puzzle: a block of letters that look almost identical at a glance. Nearly every character is “n”, but a few “m” letters are mixed in. Because m and n share the same shape, your brain tends to “auto-correct” them into one pattern when you scan quickly.

Why This Trick Works

Pattern recognition makes your eyes assume everything is the same.
The letters are bold, tightly spaced, and repeated, which increases visual fatigue.
The difference is subtle: “m” is wider and has an extra vertical stroke compared to “n”.

How to Count Accurately (Easy Method)

Don’t scan randomly. Go row by row, left to right.
Look for the letter that appears slightly wider than the rest.
If needed, use your finger or cursor to track each character.
The Correct Answer
There are 10 “m” letters in the grid.

Quick Breakdown (For Verification)

The grid contains 8 rows, each with 13 letters (total 104 characters).
The “m” letters appear 10 times across the full block.
Row distribution: 1 “m” in each of the first 6 rows, and 2 “m” in each of the last 2 rows.
Takeaway
If you found all 10, your attention to small visual differences is strong. If you missed a few, that’s normal—this puzzle is designed to exploit how quickly the brain simplifies repeated patterns.