支持用PC硬盘虚拟PSP棒子USB插件USB Mod v4b For 3.10 OE-A发布，直接通过USB联接，把PC硬盘虚拟成PSP记忆棒，详细讲解如下.
安装前必读：
1. know what you are doing 你应懂你在做啥
2. Have the AC power supply connected and have >50% battery life. 你的电池量要超过50%
3. Be SURE you are prepared to risk breaking your PSP! 请谨慎，任何操作不当，有可能让你的小P变砖
安装必备：
1 x PSP with custom firmware 3.10 OE-A （一台PSP和3.10 OE-A 固件)
1 x USB cable （一根USB连接线）
1 x Copy of USB Mod For 3.10 OE-A . （一个USB MOD插件）
(Note: this will overwrite any existing plug-ins) （将替换你之前安装的USB插件）
安装说明：
1. Put the MS_ROOT files from the archive onto your PSP's root (X:\) （解压后把MS_ROOT文件COPY到你的PSP棒子根目录下，例如：X:\）
2. Go into 3.10 OE-A recovery (Hold R on cold bootup) （按R启动进入PSP 3.10 OE-A 恢复菜单）
3. Choose Plugins -> （选择：Choose Plugins ->）
4. Enable usbhostfs.prx in both VSH and GAME （开启usbhostfs.prx in both VSH and GAME）
5. Enable buzzusbvsh.prx in VSH （开启VSH里的buzzusbvsh.prx ）
6. Choose Back （选择返回）
7. Choose Advanced -> （选择高级）
8. Choose 'Toggle USB (flash0)' （选择Toggle USB (flash0)）
以上几步你必须确认你操作正确，不然有风险
9. On your PC, copy the file 'vshctrl.prx' from the 'Flash0\kn' folder and paste it onto your PSP's Flash0 in the folder 'X:\kn\'. (where X:\ is FLASH0 of your PSP) 在PC端上，从'Flash0\kn' 里拷贝'vshctrl.prx'到你的PSP棒子里的'X:\kn\'里
10. On your PC, copy the file 'systemctrl.prx' from the 'Flash0\kn' folder and paste it onto your PSP's Flash0 in the folder 'X:\kn\'. (where X:\ is FLASH0 of your PSP) 在PC端上，从'Flash0\kn' 目录里拷贝'Flash0\kn'到你的'X:\kn\'
****************************************
11.) Run usbhost (or usblink etc) on your PC （在PC端上运行usbhost.exe或USBLINK这两个软件要自己去网上搜索）
12.) Exit from PSP recovery （退出PSP恢复模式）
13.) On your PSP, now it has booted, you can hold square and it will switch between usb and memorystick. (To make 'memory stick' refresh itself, go to the save data section than go back to memory stick.) 启动PSP，你可以按住正方型按键，在USB和记忆卡之间确换