how to open logitech T400 wireless mouse?

the upper portion of my mouse i.e the right and left click button portion is displaced and has come slightly upwards . 

please reply asap.

thanks 

with regards 

Avinish Dhaka

Also pull up ant of the slider feet on the bottom. you'll find screws under them as well.

Vyger3 years ago

Logitech usually puts a label on the bottom covering over one or more of the screw holes. Push on the label and you should find a circle where there is nothing underneath. That is where the screw is.