①Win+R, a running window pops up, in the window, enter cmd to open the command prompt window ②Enter 
"systeminfo" in the command prompt window, press Enter twice, the following information will appear, the information in the red box in the figure below is number
How to check whether Windows is 32-bit or 64-bit
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Origin blog.csdn.net/weixin_52185078/article/details/112917113
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