打开注册表找到镜边的分支将所有zh-tw改成zh-cn再进游戏就是简中了
我按的是繁中版 英文版本应该也是改一下注册表就可以切换语言
发一下我改过的大家可以照着改

Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINESOFTWAREElectronic Arts]
[HKEY_LOCAL_MACHINESOFTWAREElectronic ArtsEA Core]
[HKEY_LOCAL_MACHINESOFTWAREElectronic ArtsEA CoreInstalled Games]
[HKEY_LOCAL_MACHINESOFTWAREElectronic ArtsEA CoreInstalled Gamesmirrors_edge_zh]
"lang"="zh-cn"
[HKEY_LOCAL_MACHINESOFTWAREElectronic ArtsEA Games]
[HKEY_LOCAL_MACHINESOFTWAREElectronic ArtsEA GamesMirrors Edge]
[HKEY_LOCAL_MACHINESOFTWAREElectronic ArtsEA GamesMirrors Edgeergc]
@="4SBKYXJG3EGN43EGTRLD"
[HKEY_LOCAL_MACHINESOFTWAREEA Games]
[HKEY_LOCAL_MACHINESOFTWAREEA GamesMirrors Edge]
"DisplayName"="Mirrors Edge(TM)"
"CD Drive"="H:\"
"ProductName"="Mirrors Edge(TM)"
"Folder"="C:\Documents and Settings\All Users\「开始」菜单\程序\EA Games\Mirrors Edge(TM)\"
"Install Dir"="D:\MirrorsEdge\"
"Installed From"="H:\"
"Locale"="zh_cn"
"Language"="Chinese (Traditional)"
"Patch URL"="http://www.mirrorsedge.com/DLC"
"Product GUID"="{AEDBD563-24BB-4EE3-8366-A654DAC2D988}"
"Suppression Exe"=""
"Registration"="Software\Electronic Arts\EA Games\Mirrors Edge\ergc"
"ContentID"="mirrors_edge_zh"
"Version"="1.0.0.0"
[HKEY_LOCAL_MACHINESOFTWAREEA GamesMirrors Edge1.0]
"DisplayName"="Mirrors Edge"
"Language"=dword:00000012
"LanguageName"="Chinese (Traditional)"
"ProgramGroup"="C:\Documents and Settings\All Users\「开始」菜单\程序\EA Games\"
--------------------------------------------------
英文版  没有简体字库.......直接改注册无效
繁中版  可以直接改注册表......变成简体中文
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINESOFTWAREEA GamesMirrors Edge]
"Locale"="zh_CN"
"Language"="Chinese (Simplified)"
[HKEY_LOCAL_MACHINESOFTWAREEA GAMESMirrors Edge1.0]
"DisplayName"="Mirrors Edge"
"Language"=dword:00000011
"LanguageName"="Chinese (Simplified)"