Yuav luag txhua cov khoos phis tawj muaj ib qho cuab yeej siv. Nws lub ntsiab tseem ceeb yog kom ua txhaum sai sai (nrog ib nias) cov lus txib uas nquag siv tshaj plaws.
Tus txheej txheem cuab tam yog qhov sib txuas ntawm cov graphical user interface. Nws yog tsim los tso ob peb lub cim hauv nws txhawm rau ua kom yooj yim rau kev ua haujlwm nrog qhov kev zov me nyuam. tus duab (ob qho tib si zoo li qub thiab zoo li qub, piv txwv li moos) thiab cov ntawv sau, nrog rau cov ntawv teev npe poob. Cov cim nyob ntawm cov cuab yeej hauv cov khoos phis tawj hu ua cov haujlwm feem ntau siv, nrog rau cov uas muaj los ntawm cov ntawv qhia zaub mov qhov rai. Txhawm rau siv txhua lub icon ua lub luag haujlwm rau ib qho kev ua haujlwm, nws txaus los nyem ob sab ntawm lub pob laug khawm (tus taw yog qhia rau daim duab ntawm lub ntsiab tsim nyog) Cov haujlwm ntawm cov khoom nyob rau hauv vaj huam sib luag yog qhia los ntawm cov ntawv sau lossis cov paib. Nyob rau hauv rooj plaub thaum muaj ntau lub cim thiab nws tsis tuaj yeem ua kom haum rau lawv ntawm lub vaj huam sib luag, lawv tuaj yeem txuas ntxiv rau ob qho tib si hauv daim ntawv ntawm cov ntawv qhia ua haujlwm thiab cov nyees khawm scroll. Hauv qee cov khoos phis tawm (piv txwv li hauv kev teeb tsa cov duab) cov cuab yeej tuaj yeem yooj yim cais ntawm cov qhov rai, txuas rau lwm tus kom yooj yim tshaj plaws ntawm tus neeg siv. Cov vaj huam sib luag kuj tau siv, uas yog cais cov qhov rai (feem ntau lawv nyob hauv cov qauv txheej txheem ntawm cov kev pab cuam ntawm lub desktop ib puag ncig). Lawv tsis yog khi rau ib daim ntawv thov tshwj xeeb, lawv nyob rau ntau thaj tsam ntawm lub desktop lossis ib qho. Ntawm xws li lub vaj huam sib luag muaj cov ntawv teev npe ntawm cov nyees khawm (cov haujlwm muaj nyob rau hauv lub npe: "tsawg dua", "nthuav", "kaw"); daim ntawv qhia zaub mov nqis (npe ntawm cov qhov rai qhib, npaj ua haujlwm txhua lub sijhawm); ntawv qhia zaub mov thiab khawm kom tso cov kev pab cuam.
