樓主,其實(shí)呢,經(jīng)過(guò)我的研究,CTeX是依靠注冊(cè)表中的軟件卸載信息(同樣的信息你可以在控制面板的添加與刪除里找到,不過(guò)外觀上不一樣,事實(shí)上后者依賴于前者)來(lái)確認(rèn)它的安裝狀況的。
被導(dǎo)出的注冊(cè)表信息如后面所說(shuō),安裝目錄是c:ctex
7AB19E08-582F-4996-BB5D-7287222D25ED這個(gè)長(zhǎng)字符串是PGUID卸載報(bào)錯(cuò)時(shí)會(huì)提到
每個(gè)機(jī)子都不一樣
在注冊(cè)表里面搜360問(wèn)答索它(就一個(gè)文件夾)然后刪除,ok
[HKEY_LOCAL_MACHINESOFTWAREWow6432NodeMicrosoftWindowsCurrentVersionUninstall{7AB19E08-582F-4996-BB5D-7287222D25ED}]
以我的PGID為例
保險(xiǎn)起見(jiàn)(如果你設(shè)置了文件關(guān)聯(lián),環(huán)境變量之類的東西)新版最好與舊版安在同一個(gè)目錄中

Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINESOFTWAREWow6432NodeMicrosoftWindowsCurrentVersionUninstall{7AB19E08-582F-4996-BB5D-7287222D25ED}]
"RegCompany"="nitov"
"RegOwner"="anna"
"ModifyPath"="RunDll32 C:PROGRA~2COMMON~1INSTAL~1PROFES~1RunTime1150Intel32***.dll,LaunchSetup "C:Program Files (x86)InstallShield Installation Information{7AB19E08-582F-4996-BB5D-7287222D25ED}setup.exe" -l0x804 "
"UninstallString"="RunDll32 C:PROGRA~2COMMON~1INSTAL~1PROFES~1RunTime1150Intel32***.dll,LaunchSetup "C:Program Files (x86)InstallShield Installation Information{7這魯很復(fù)質(zhì)了心導(dǎo)終黑差A(yù)B19E08-582F-4996-BB5D-7287222D25ED}setup.exe" -l0x804 -remov順穿二處已眾第活eonly"
"LogFile"="C:Program Files (x86)InstallShield Installation Information{7AB19E08-582F-4996-BB5D-7287222D25ED}***.ilg"
"InstallLocation"="C:CTeX"
"ProductGuid"="{7AB19E08-582F-4996-BB5D-7287222D25ED}"
"InstallSource"="E:Program Files (x86)CTeXCTeX-2.4.6-Full.exe"
"DisplayName"="CTeX 2.04.006"
"Publisher"="***.org"
"URLInfoAbout"="http://www.***.org"
"HelpLink"="http://bbs.***.org"
"URLUpdateInfo"="ftp://ftp.***.org/pub/tex/systems/ctex/"
"NoModify"=dword:00000000
"NoRemove"=dword:00000000
"NoRepair"=dword:00000001
"InstallDate"="2侵亂幫課析田送0190818"
"Language"=dword:00000804
"DisplayVersion"="2.04.006"
"Version"=dword:02040006
"MajorVersion"=dword:00000002
"MinorVersion"=dword:00000004
"LogMode"=dword:00000001
"DisplayIcon"="C:CTeXCTEX***.ico"
"Readme"="C:CTeXCTEX***.txt"
"Comments"="[Build: 2006-12-16 15:46]"
追問(wèn) : 我以前裝的版本是2.0.6的中文套裝,早已經(jīng)找不到安裝文件了,還有別的辦法嗎?
追答 : 以"ctex"為關(guān)鍵字搜索注冊(cè)表,鍵和鍵值都刪除,按F3鍵一直找下去。我是懷疑注冊(cè)表沒(méi)有刪除干凈。重啟后再安裝。