## 1. Key layout and definition
< br >
Blade remote control design is simple, the key layout is reasonable, easy to operate. Keys include the menu key, Confirm key, return key, arrow key, custom key, and other function keys.
< br >
## 2. Detailed function introduction of different keys
< br >
2.1 Menu key
< br >
Press the menu key to enter the device Settings menu, you can adjust and set the device parameters.
< br >
### 2.2 Confirm key
< br >
When setting parameters or selecting functions, use the confirm key to confirm and save.
< br >
### 2.3 Return key
< br >
In any operation interface, pressing the back key will return to the previous menu or the main interface.
< br >
2.4 Arrow keys
< br >
The arrow keys are used to select options in the menu interface, or to control the movement of characters during game operations.
< br >
### 2.5 Customize keys
< br >
User-defined keys can be personalized function Settings. Users can set specific functions for user-defined keys according to their needs.
< br >
### 2.6 Other function keys
< br >
Depending on the specific model and function, the Blade may also include other function keys, such as volume control keys, Bluetooth pairing keys, and so on.
< br >
## 3. Customize Settings and sensitivity adjustment methods
< br >
By entering the device Settings menu, the user can set the function of the custom key and adjust the sensitivity of the device. Sensitivity adjustment mainly affects the reaction speed and operation accuracy of the equipment.
< br >
## 4. Operation tips and animation effects
< br >
During the use of the device, there will be corresponding operation prompts and animation effects to help users better understand and use the device. For example, when setting parameters, there is a prompt for the corresponding setting steps; In the game operation, there will be an animated display of character movement and action effects.
< br >
## 5. Ways to pair and connect devices
< br >
Blade supports pairing and connectivity with a variety of devices, such as smartphones, tablets, and more. Users can pair and connect devices via Bluetooth or other wireless connections. The specific pairing and connection steps are described in detail in the device instruction manual.
< br >
## 6. Description of battery usage and charging method
< br >
The Blade is powered by a rechargeable battery that users can charge via a USB port. Battery usage and charging status are displayed on the device's display. It is recommended that users charge the device regularly to ensure the normal use of the device.
< br >
## 7. Common problem solutions or common operation tips
< br >
7.1 The device cannot be turned on
< br >
Check whether the battery is charged. If it is low, charge it in time. If you still can not turn on after charging, the device may be faulty, it is recommended to contact after-sales service for repair.
< br >
7.2 Failed to connect the device
< br >
Check that Bluetooth or other wireless connectivity is enabled and that the device is within range of the device to be connected. If the connection still fails, you can try restarting the device or the device you want to connect to, and then pair and connect again.
< br >
### 7.3 No response when pressing a button
< br >
It may be that the key is stuck by a foreign object or the key is damaged. It is recommended to check whether there is a foreign object around the key, and try to gently press the key to see whether there is a response. If the key is still unresponsive, the key may be damaged, and you need to contact after-sales service for repair.
< br >
The above is a detailed description of the blade key function, hoping to help the user's use. In the process of use, if you encounter any problems, please contact our after-sales service for consultation and maintenance.