Var uninstallerPath Section "-hidden" ;Search if qBittorrent is already installed. FindFirst $0 $1 "$uninstallerPath\uninst.exe" FindClose $0 StrCmp $1 "" done ;Run the uninstaller of the previous install. DetailPrint $(inst_unist) ExecWait '"$uninstallerPath\uninst.exe" /S _?=$uninstallerPath' Delete "$uninstallerPath\uninst.exe" RMDir "$uninstallerPath" done: SectionEnd Section $(inst_qbt_req) ;"qBittorrent (required)" SectionIn RO ; Set output path to the installation directory. SetOutPath $INSTDIR ; Put files there File "qbittorrent.exe" File "qbittorrent.pdb" File "qt.conf" ;Create 'translations' directory CreateDirectory $INSTDIR\translations ; Set output path to the installation\translations directory. SetOutPath "$INSTDIR\translations" ; Put files there File /r "translations\qt*.qm" ; Restore output path because it affects `CreateShortCut`. It affects the "Start in" field. SetOutPath $INSTDIR ; Write the installation path into the registry WriteRegStr HKLM "Software\qBittorrent" "InstallLocation" "$INSTDIR" ; Write the uninstall keys for Windows WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "DisplayName" "qBittorrent" WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "UninstallString" '"$INSTDIR\uninst.exe"' WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "DisplayIcon" '"$INSTDIR\qbittorrent.exe",0' WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "Publisher" "The qBittorrent project" WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "URLInfoAbout" "https://www.qbittorrent.org" WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "DisplayVersion" "${QBT_VERSION}" WriteRegDWORD HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "NoModify" 1 WriteRegDWORD HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "NoRepair" 1 WriteUninstaller "uninst.exe" ${GetSize} "$INSTDIR" "/S=0K" $0 $1 $2 IntFmt $0 "0x%08X" $0 WriteRegDWORD HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\qBittorrent" "EstimatedSize" "$0" ; qBittorrent ProgID WriteRegStr HKLM "Software\Classes\qBittorrent" "" "qBittorrent Torrent File" WriteRegStr HKLM "Software\Classes\qBittorrent" "FriendlyTypeName" "qBittorrent Torrent File" WriteRegStr HKLM "Software\Classes\qBittorrent\shell" "" "open" WriteRegStr HKLM "Software\Classes\qBittorrent\shell\open\command" "" '"$INSTDIR\qbittorrent.exe" "%1"' WriteRegStr HKLM "Software\Classes\qBittorrent\DefaultIcon" "" '"$INSTDIR\qbittorrent.exe",1' SectionEnd ; Optional section (can be disabled by the user) Section /o $(inst_desktop) ;"Create Desktop Shortcut" CreateShortCut "$DESKTOP\qBittorrent.lnk" "$INSTDIR\qbittorrent.exe" SectionEnd Section $(inst_startmenu) ;"Create Start Menu Shortcut" CreateDirectory "$SMPROGRAMS\qBittorrent" CreateShortCut "$SMPROGRAMS\qBittorrent\qBittorrent.lnk" "$INSTDIR\qbittorrent.exe" CreateShortCut "$SMPROGRAMS\qBittorrent\$(inst_uninstall_link_description).lnk" "$INSTDIR\uninst.exe" SectionEnd Section /o $(inst_startup) ;"Start qBittorrent on Windows start up" !insertmacro UAC_AsUser_Call Function inst_startup_user ${UAC_SYNCREGISTERS}|${UAC_SYNCOUTDIR}|${UAC_SYNCINSTDIR} SectionEnd Function inst_startup_user WriteRegStr HKCU "Software\Microsoft\Windows\CurrentVersion\Run" "qBittorrent" "$INSTDIR\qbittorrent.exe" FunctionEnd Section $(inst_torrent) ;"Open .torrent files with qBittorrent" ReadRegStr $0 HKLM "Software\Classes\.torrent" "" StrCmp $0 "qBittorrent" clear_errors 0 ;Check if empty string StrCmp $0 "" clear_errors 0 ;Write old value to OpenWithProgIds WriteRegStr HKLM "Software\Classes\.torrent\OpenWithProgIds" $0 "" clear_errors: ClearErrors WriteRegStr HKLM "Software\Classes\.torrent" "" "qBittorrent" WriteRegStr HKLM "Software\Classes\.torrent" "Content Type" "application/x-bittorrent" !insertmacro UAC_AsUser_Call Function inst_torrent_user ${UAC_SYNCREGISTERS}|${UAC_SYNCOUTDIR}|${UAC_SYNCINSTDIR} System::Call 'Shell32::SHChangeNotify(i ${SHCNE_ASSOCCHANGED}, i ${SHCNF_IDLIST}, i 0, i 0)' SectionEnd Function inst_torrent_user ReadRegStr $0 HKCU "Software\Classes\.torrent" "" StrCmp $0 "qBittorrent" clear_errors 0 ;Check if empty string StrCmp $0 "" clear_errors 0 ;Write old value to OpenWithProgIds WriteRegStr HKCU "Software\Classes\.torrent\OpenWithProgIds" $0 "" clear_errors: ClearErrors WriteRegStr HKCU "Software\Classes\.torrent" "" "qBittorrent" WriteRegStr HKCU "Software\Classes\.torrent" "Content Type" "application/x-bittorrent" FunctionEnd Section $(inst_magnet) ;"Open magnet links with qBittorrent" WriteRegStr HKLM "Software\Classes\magnet" "" "URL:Magnet link" WriteRegStr HKLM "Software\Classes\magnet" "Content Type" "application/x-magnet" WriteRegStr HKLM "Software\Classes\magnet" "URL Protocol" "" WriteRegStr HKLM "Software\Classes\magnet\DefaultIcon" "" '"$INSTDIR\qbittorrent.exe",1' WriteRegStr HKLM "Software\Classes\magnet\shell" "" "open" WriteRegStr HKLM "Software\Classes\magnet\shell\open\command" "" '"$INSTDIR\qbittorrent.exe" "%1"' !insertmacro UAC_AsUser_Call Function inst_magnet_user ${UAC_SYNCREGISTERS}|${UAC_SYNCOUTDIR}|${UAC_SYNCINSTDIR} System::Call 'Shell32::SHChangeNotify(i ${SHCNE_ASSOCCHANGED}, i ${SHCNF_IDLIST}, i 0, i 0)' SectionEnd Function inst_magnet_user WriteRegStr HKCU "Software\Classes\magnet" "" "URL:Magnet link" WriteRegStr HKCU "Software\Classes\magnet" "Content Type" "application/x-magnet" WriteRegStr HKCU "Software\Classes\magnet" "URL Protocol" "" WriteRegStr HKCU "Software\Classes\magnet\DefaultIcon" "" '"$INSTDIR\qbittorrent.exe",1' WriteRegStr HKCU "Software\Classes\magnet\shell" "" "open" WriteRegStr HKCU "Software\Classes\magnet\shell\open\command" "" '"$INSTDIR\qbittorrent.exe" "%1"' FunctionEnd Section $(inst_firewall) DetailPrint $(inst_firewallinfo) nsisFirewallW::AddAuthorizedApplication "$INSTDIR\qbittorrent.exe" "qBittorrent" SectionEnd Section $(inst_pathlimit) ;"Disable Windows path length limit (260 character MAX_PATH limitation, requires Windows 10 1607 or later)" WriteRegDWORD HKLM "SYSTEM\CurrentControlSet\Control\FileSystem" "LongPathsEnabled" 1 SectionEnd ;-------------------------------- Function .onInit !insertmacro Init "installer" !insertmacro MUI_LANGDLL_DISPLAY !ifndef QBT_USES_QT6 ${IfNot} ${AtLeastWin7} MessageBox MB_OK|MB_ICONEXCLAMATION $(inst_requires_win7) Abort ${EndIf} !else ${IfNot} ${AtLeastWaaS} 1809 ; Windows 10 1809. Min supported version by Qt6 MessageBox MB_OK|MB_ICONEXCLAMATION $(inst_requires_win10) Abort ${EndIf} !endif !ifdef QBT_IS_X64 ${IfNot} ${RunningX64} MessageBox MB_OK|MB_ICONEXCLAMATION $(inst_requires_64bit) Abort ${EndIf} !endif ;Search if qBittorrent is already installed. FindFirst $0 $1 "$INSTDIR\uninst.exe" FindClose $0 StrCmp $1 "" done ;Copy old value to var so we can call the correct uninstaller StrCpy $uninstallerPath $INSTDIR ;Inform the user MessageBox MB_OKCANCEL|MB_ICONINFORMATION $(inst_uninstall_question) /SD IDOK IDOK done Quit done: FunctionEnd Function check_instance check: FindProcDLL::FindProc "qbittorrent.exe" StrCmp $R0 "1" 0 notfound MessageBox MB_RETRYCANCEL|MB_ICONEXCLAMATION $(inst_warning) IDRETRY check IDCANCEL done done: Abort notfound: FunctionEnd Function PageFinishRun !insertmacro UAC_AsUser_ExecShell "" "$INSTDIR\qbittorrent.exe" "" "" "" FunctionEnd Function .onInstSuccess SetErrorLevel 0 FunctionEnd