官网的链接如下， https://support.hp.com/cn-zh/document/c04731318   这是该机型的SPEC参数 【重点】 1，预装win8.1,64位。--那么，可以重装win10的64位了 2，有一个usb3.0端口与2个usb2 3，内存4g，硬盘500g 4，显示器， (1366 x 768)     Hardware Product Name 14g-ad005tx Product Number M9V25PA Microprocessor 2.2 GHz Intel Core i5-5200U with Intel HD Graphics 5500 Microprocessor Cache 3 MB cache, 2 cores Memory 4 GB DDR3L-1600 SDRAM (1 x 4 GB) Video Graphics AMD Radeon R5 M330 Graphics (2 GB DDR3 dedicated) Display 14" diagonal HD BrightView LED-backlit (1366 x 768) Hard Drive 500 GB 5400 rpm SATA Multimedia Drive SuperMulti DVD burner Network Card Integrated 10/100 BASE-T Ethernet LAN Wireless Connectivity 802.11b/g/n (1x1) and Bluetooth 4.0 combo Sound DTS Studio Sound with 2 speakers Keyboard Island-style keyboard Pointing Device Touchpad with multi-touch gesture support External Ports 1 USB 3.0 2 USB 2.0 1 HDMI 1 VGA 1 RJ-45 1 headphone/microphone combo Dimensions 34.54 x 24.15 x 2.39 cm Weight Starting at 1.94 kg Power 65 W EM AC power adapter 4-cell, 41 Wh Li-ion Camera HP TrueVision HD Webcam (front-facing) with integrated digital microphone Software Operating System: Windows 8.1 (64-bit)