YOU SAID:

your computer becomes useless once you open windows

INTO JAPANESE

ウィンドウを開くと、コンピュータは役に立たなくなります

BACK INTO ENGLISH

When I open a window, my computer becomes useless

INTO JAPANESE

ウィンドウを開くと、コンピューターが役に立たなくなります

BACK INTO ENGLISH

Opening a window makes your computer useless

INTO JAPANESE

ウィンドウを開くと、コンピュータが役に立たなくなります

BACK INTO ENGLISH

Opening a window makes your computer useless