Method One
1, click the "Start" button, is generally when we shut down, the first thought to click on the button; see "Computer", the mouse pointer resting on these three words, right button "computer", you will see "Properties" two words.
2, left-click "Properties", pop-up the image shown in the "Basic Computer Information" box, in the "system type" that row you will see your machine is 32 or 64 bits.
Method Two
1, click the "Start" button, is generally when we shut down, will first think of the click of the button; see "Control Panel".
2, left click on the "Control Panel", open the Control Panel, to find the "system."
3, click on the System, the pop-up box can be found in your computer is 32 or 64-bit.
Method Three
1, click the "Start" button, see the lower left corner of a column can be entered in the small box, in this search box input "winver", hit enter (that is, enter the key, use Instant messaging tools, such as chatting QQ send information will be hit the key).
2, the pop-up box, carefully find out if there is no "64"? If you have these two digits, then your computer is 64; If you don't find these two numbers, then your computer is 32!