Music: Pull the slide to the most left, and the music is turned off. Pull it to the right to turn up the volume until it is in the further right.
Sound: It refers to the sound effect. If the slide is pulled to the further left, then the effect is turned off; and the further right is the loudest.
Resolution: The default resolution of the game is 800x600. Click on Window or Full Screen to switch between window mode and full screen mode of the game.
When the resolution is changed from 800x600 to 1024x768, the game should be restarted. Then you can click on Window or Full Screen to switch between window mode and full screen mode under 1024x768 resolution.
You can also create a custom resolution. Please check out the guide here: Custom Client Resolution
Click to turn on/off the character names.
Count how many monsters you have killed.
Click on Delete and then Yes to delete your character. Be aware of that all the data of the character cannot be restored afterwards.
Click on Hotkey to open hotkey window, select the target interface from menu, then select the target command from selection, press Ctrl/Shift/Alt + the target key, the hotkey name will be shown in new hotkey box, click on restore or change, the hotkey name will be shown on current hotkey box. Now you can press this hotkey to perform the corresponding command. For example, if you set cool hotkey to be Ctrl + C, your character will show cool action after you press Ctrl + C.
Click on Furniture to place or delete furniture.
Click on Exit, and then Yes to exit the game.