1. Launch the game "Squid Hidden Signs" on your mobile device.

2. Wait for the main menu to load, then tap the play button to begin.

3. A detailed scene will appear on the screen, filled with various objects and background elements.

4. Carefully examine the entire area shown in the image to locate hidden signs.

5. The hidden signs are subtly blended into the background and may appear faded or transparent.

6. When you spot a hidden sign, tap directly on it to select it.

7. Each level contains exactly 10 hidden signs that must be found to progress.

8. Use pinch-to-zoom gestures if needed to get a closer look at specific areas of the scene.

9. There are a total of 8 levels in the game, each with a new image and 10 different signs to discover.

10. Complete each level by finding all 10 signs to automatically proceed to the next stage.

11. Try to finish the levels quickly and accurately for a better score or personal challenge.

12. If you're playing on a desktop instead of a mobile device, use your mouse to click on the signs.

13. Continue until all levels are completed and all hidden signs are successfully found.