display size was suddenly smaller than of window screen

[prsnthpokkiri493]

hlo
i operate my laptop suddenly display size was smaller than of window screen
i m using sony vaio laptop old model
window 10 pro version
i checked all kind of settings
i didnt get any resolving for this
please help me
how to recovery my problem,

 

[hang-the-9]

All kinds of settings like what? Is the resolution in Windows set to the native resolution of the laptop screens?