Q1: How to turn on or turn off the device? A: After plugging in the power, you can operate in two ways: 1) Press the "?" button on the LCD screen to turn it on, and long-press the "?" button for 3 seconds to turn it off; 2) Press the "POWER" button on the remote control to directly turn it on or off. Q2: How to start or stop the device? A: After the device is turned on, you can operate in two ways: 1) Press the "?" button on the LCD screen (shared for power on, start, and stop); 2) Press the "START/STOP" button on the remote control. Q3: How to switch modes using the remote control? A: Directly press the "MODE" button on the remote control to switch to Auto Mode (P1-P15) or Manual Mode (HR). Q4: How to adjust speed using the remote control? A: In HR (Manual) mode, you can press the "SPEED +/-" buttons on the remote control to adjust the speed. Please note that speed cannot be switched in Auto Mode, as the speed is automatically adjusted by the system. Q5: How to switch the movement direction using the remote control? A: In HR (Manual) mode, press the "DIRECTION" button on the remote control to switch the direction. Please note that the movement direction cannot be manually switched in Auto Mode, as the direction is automatically switched by the system. Q6: How to adjust time using the remote control? A: In HR (Manual) mode, first stop the device, press the "FUNCTION" button on the remote control to switch to the time display interface, then press the "TIME +/-" buttons to increase or decrease the time (in 1-minute increments, range: 1-30 minutes). Q7: How to switch modes using the LCD touch screen? A: Directly press the "MODE" button on the LCD screen to switch to Auto Mode (P1-P15) or Manual Mode (HR). Q8: How to switch speed and movement direction using the LCD touch screen? A: In HR (Manual) mode, press the "SPEED +/-" buttons on the LCD screen to adjust the speed, and press the "DIRECTION" button on the screen to switch the movement direction. Q9: How to adjust time using the LCD touch screen? A: In HR (Manual) mode, first press the "?" button on the screen (shared for power on, start, and stop) to stop the device, press the "FUNCTION" button to switch to the time display interface, then press the "TIME +/-" buttons to adjust (in 1-minute increments, range: 1-30 minutes). Q10: How to switch between P1-P15 modes? A: In Auto Mode, press the "MODE" button on the LCD screen or the "MODE" button on the remote control to switch. Q11: What are the differences between Auto Mode and Manual Mode? A: Auto Mode has a default duration of 30 minutes, including 15 levels (P1-P15). The speed, direction, and time are preset by the system and cannot be manually adjusted. Manual Mode also has a default duration of 30 minutes, but you can set the speed, direction, and time manually. The default speed is Level 1, and the default direction is forward. Q12: What do the data on the display screen mean? A: "Speed 01" indicates Level 1 speed; "Calories 1" indicates 1 calorie burned; "Counter 1" indicates 1 lap; "Distance 1" indicates 1 meters (3.28feet); "Time" indicates a 30-minute countdown. Q13: Can the product be used while standing? A: No, this product is only suitable for use while sitting. Please do not use it while standing. Q14: Does this device require assembly? A: Yes, only foot pedals needs to be installed manually. Q15: What is the length of the power cord? A: The power cord is 1.8 meters (approximately 70.87 inches) long, which is suitable for most home setups and daily use.