Your keyboard can start to smell and typing can be sticky. This can attract bugs which makes ur life unpleasant etc. If your mouse is dirty, I don't think anything bad might happen.
first of all i dont answer what if questions, second of all, it COMES WITH A KEYBOARD AND MOUSE!
I would go into your start up menu and check if your PC has the USB connection checked.Also check if the mouse and keyboard work on other computers.if they work than its your computer if they dont work check for wear and tear on the mouse and keyboard cables and connector ends.
Output, Because they dont affect the computer, but a keyboard is input because you can enter keystrokes. Same for a mouse.
If you keyboard is unable to pick up its signal, trying unplugging it off and replugging it.
They get moldy and you will be foreva alone and it's unhealthy.
To calibrate your mouse, you can adjust the pointer speed, enhance precision by fine-tuning sensitivity settings in the mouse control panel, and use a mouse pad for smoother movement. You can also update mouse drivers and firmware for optimal performance.
I dont own an optical mouse
i dont knowww.,.,.,.,.,.,
you dont
Put one of those keyboard covers on it Take the computer out of the dusty area Find out what is causing the dust.Use keyboard covers in dirty environments. You can purchase plastic keyboard covers to protect the keyboard in a dirty or extremely dusty environment
dont know & dont have friend what is the answer please
talk to the man besides Hades Temple (the one which has skeletons all over it) and he will ask you to clean it. There is also another temple on the right of hades temple, i dont know hoe to clean that one