1, open the subway parkour game on the mobile phone desktop.

2. The increased game multiplier is actually our own level. To improve the level, you need to click "Task Center".

3. At this time, you can see the graded tasks. After completing the three subtasks of the score level task, you can upgrade the level, that is, increase the multiple.

4. Or click "Save".

5. Click on "Props".

5. Slide down to find and buy a "score multiplier" and use it in the game. You can also increase the multiplier in a short time.