diff --git a/build/conf/nsis/customInstallActions.nsi b/build/conf/nsis/customInstallActions.nsi
index 9f6948e6abd1..72db97d6db3c 100644
--- a/build/conf/nsis/customInstallActions.nsi
+++ b/build/conf/nsis/customInstallActions.nsi
@@ -1,72 +1,9 @@
-!include x64.nsh
 !define INSTALL_OPTION_ELEMENTS 5
-!define JAVA_REQUIREMENT 1.8
+
+Function customPreInstallActions
+  DetailPrint "There are no custom pre-install actions."
+FunctionEnd
 
 Function customInstallActions
   DetailPrint "There are no custom install actions."
-FunctionEnd
-
-Function searchJava64
-  StrCpy $0 "HKLM"
-  StrCpy $1 "Software\JavaSoft\Java Development Kit\${JAVA_REQUIREMENT}"
-  StrCpy $2 "JavaHome"
-  SetRegView 64
-  call OMReadRegStr
-  SetRegView 32
-  StrCpy $3 "$3\bin\java.exe"
-  IfFileExists $3 done no_java_64
-no_java_64:
-  StrCpy $3 ""
-done:
-FunctionEnd
-
-Function ConfirmDesktopShortcut
-  !insertmacro MUI_HEADER_TEXT "$(installation_options)" "$(installation_options_prompt)"
-  ${StrRep} $0 ${PRODUCT_EXE_FILE} "64.exe" ".exe"
-  ${If} $0 == ${PRODUCT_EXE_FILE}
-    StrCpy $R0 "32-bit launcher"
-    StrCpy $R1 "64-bit launcher"
-  ${Else}
-    ;there is only one launcher and it is 64-bit.
-    StrCpy $R0 "64-bit launcher"
-    StrCpy $R1 ""
-  ${EndIf}
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 2" "Text" $R0
-
-  ${If} $R1 != ""
-    ${StrRep} $R0 ${PRODUCT_EXE_FILE_64} "64.exe" ".exe"
-    ${If} $R0 == ${PRODUCT_EXE_FILE}
-      call searchJava64
-      ${If} $3 != ""
-        !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 3" "Type" "checkbox"
-        !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 3" "Text" $R1
-      ${EndIf}
-      ${If} ${RunningX64}
-        ; if 64-bit Win OS and jre64 for the build is available then add checkbox to Installation Options dialog
-        StrCmp "${LINK_TO_JRE64}" "null" association 0
-        inetc::head /SILENT /TOSTACK ${LINK_TO_JRE64} "" /END
-        Pop $0
-        ${If} $0 == "OK"
-          !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 4" "Type" "checkbox"
-          !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 4" "Text" "Download and install 64-bit JRE by JetBrains (will be used with 64-bit launcher)"
-        ${EndIf}
-      ${EndIf}
-    ${EndIf}
-  ${EndIf}
-association:
-  StrCmp "${ASSOCIATION}" "NoAssociation" skip_association
-  StrCpy $R0 ${INSTALL_OPTION_ELEMENTS}
-  push "${ASSOCIATION}"
-loop:
-  call SplitStr
-  Pop $0
-  StrCmp $0 "" done
-  IntOp $R0 $R0 + 1
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field $R0" "Text" "$0"
-  goto loop
-skip_association:
-  IntOp $R0 ${INSTALL_OPTION_ELEMENTS} - 1
-done:
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Settings" "NumFields" "$R0"
-  !insertmacro INSTALLOPTIONS_DISPLAY "Desktop.ini"
 FunctionEnd
\ No newline at end of file
diff --git a/build/conf/nsis/idea.nsi b/build/conf/nsis/idea.nsi
index ce78f3050ca0..efc105a95837 100644
--- a/build/conf/nsis/idea.nsi
+++ b/build/conf/nsis/idea.nsi
@@ -4,6 +4,8 @@
 !include "strings.nsi"
 !include "Registry.nsi"
 !include "version.nsi"
+!include x64.nsh
+!define JAVA_REQUIREMENT 1.8
 
 ; Product with version (IntelliJ IDEA #xxxx).
 
@@ -297,6 +299,73 @@ done:
   Pop $0
 FunctionEnd
 
+Function searchJava64
+  StrCpy $0 "HKLM"
+  StrCpy $1 "Software\JavaSoft\Java Development Kit\${JAVA_REQUIREMENT}"
+  StrCpy $2 "JavaHome"
+  SetRegView 64
+  call OMReadRegStr
+  SetRegView 32
+  StrCpy $3 "$3\bin\java.exe"
+  IfFileExists $3 done no_java_64
+no_java_64:
+  StrCpy $3 ""
+done:
+FunctionEnd
+
+Function ConfirmDesktopShortcut
+  !insertmacro MUI_HEADER_TEXT "$(installation_options)" "$(installation_options_prompt)"
+  ${StrRep} $0 ${PRODUCT_EXE_FILE} "64.exe" ".exe"
+  ${If} $0 == ${PRODUCT_EXE_FILE}
+    StrCpy $R0 "32-bit launcher"
+    StrCpy $R1 "64-bit launcher"
+  ${Else}
+    ;there is only one launcher and it is 64-bit.
+    StrCpy $R0 "64-bit launcher"
+    StrCpy $R1 ""
+  ${EndIf}
+  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 2" "Text" $R0
+
+  ${If} $R1 != ""
+    ${StrRep} $R0 ${PRODUCT_EXE_FILE_64} "64.exe" ".exe"
+    ${If} $R0 == ${PRODUCT_EXE_FILE}
+      call searchJava64
+      ${If} $3 != ""
+        !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 3" "Type" "checkbox"
+        !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 3" "Text" $R1
+      ${EndIf}
+      ${If} ${RunningX64}
+        ; if 64-bit Win OS and jre64 for the build is available then add checkbox to Installation Options dialog
+        StrCmp "${LINK_TO_JRE64}" "null" customPreActions 0
+        inetc::head /SILENT /TOSTACK ${LINK_TO_JRE64} "" /END
+        Pop $0
+        ${If} $0 == "OK"
+          !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 4" "Type" "checkbox"
+          !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 4" "Text" "Download and install 64-bit JRE by JetBrains (will be used with 64-bit launcher)"
+        ${EndIf}
+      ${EndIf}
+    ${EndIf}
+  ${EndIf}
+customPreActions:
+  Call customPreInstallActions
+association:
+  StrCmp "${ASSOCIATION}" "NoAssociation" skip_association
+  StrCpy $R0 ${INSTALL_OPTION_ELEMENTS}
+  push "${ASSOCIATION}"
+loop:
+  call SplitStr
+  Pop $0
+  StrCmp $0 "" done
+  IntOp $R0 $R0 + 1
+  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field $R0" "Text" "$0"
+  goto loop
+skip_association:
+  IntOp $R0 ${INSTALL_OPTION_ELEMENTS} - 1
+done:
+  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Settings" "NumFields" "$R0"
+  !insertmacro INSTALLOPTIONS_DISPLAY "Desktop.ini"
+FunctionEnd
+
 Function downloadJre64
   !insertmacro INSTALLOPTIONS_READ $R0 "Desktop.ini" "Field 4" "State"
   ${If} $R0 == 1
diff --git a/python/educational-python/build/customInstallActions.nsi b/python/educational-python/build/customInstallActions.nsi
index dc990cd82c42..f2b596c2b5d0 100644
--- a/python/educational-python/build/customInstallActions.nsi
+++ b/python/educational-python/build/customInstallActions.nsi
@@ -1,11 +1,48 @@
 !include "TextFunc.nsh"
-!include x64.nsh
-
 !define INSTALL_OPTION_ELEMENTS 7
 !define PYTHON_VERSIONS 4
 
 ${StrTok}
 
+Function customPreInstallActions
+  IfFileExists "$TEMP\python.txt" deletePythonFileInfo getPythonFileInfo
+deletePythonFileInfo:
+  Delete "$TEMP\python.txt"
+getPythonFileInfo:
+  inetc::get "https://www.jetbrains.com/updates/python.txt" "$TEMP\python.txt"
+  ${LineSum} "$TEMP\python.txt" $R0
+  IfErrors cantOpenFile
+  StrCmp $R0 ${PYTHON_VERSIONS} getPythonInfo
+cantOpenFile:
+  MessageBox MB_OK|MB_ICONEXCLAMATION "python.txt is not exist. Python will not be downloaded."
+removePythonChoice:
+  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 5" "Flags" "DISABLED"
+  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 6" "Flags" "DISABLED"
+  goto done
+getPythonInfo:
+  Call getPythonInfo
+  StrCmp $0 "Error" removePythonChoice
+  ;check if pythons are already installed
+  StrCpy $R2 $0
+  Call searchPython
+  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 5" "Text" "Python $0"
+  StrCmp $R2 "Absent" checkPython3
+  StrCpy $R2 $0
+  StrCpy $R4 "Field 5"
+  StrCpy $R5 "Field 6"
+  Call updatePythonControls
+checkPython3:
+  StrCpy $R2 $R0
+  Call searchPython
+  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 6" "Text" "Python $R0"
+  StrCmp $R2 "Absent" done
+  StrCpy $R2 $R0
+  StrCpy $R4 "Field 6"
+  StrCpy $R5 "Field 5"
+  Call updatePythonControls
+done:  
+FunctionEnd
+
 Function customInstallActions
   ${LineSum} "$TEMP\python.txt" $R0
   IfErrors cantOpenFile
@@ -52,20 +89,6 @@ python_exists:
 skip_python_download:  
 FunctionEnd
 
-Function searchJava64
-  StrCpy $0 "HKLM"
-  StrCpy $1 "Software\JavaSoft\Java Development Kit\${JAVA_REQUIREMENT}"
-  StrCpy $2 "JavaHome"
-  SetRegView 64
-  call OMReadRegStr
-  SetRegView 32
-  StrCpy $3 "$3\bin\java.exe"
-  IfFileExists $3 done no_java_64
-no_java_64:
-  StrCpy $3 ""
-done:
-FunctionEnd
-
 Function updatePythonControls
   !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" $R4 "Text" "Python $R2 (installed)"
   !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" $R4 "Flags" "DISABLED"
@@ -75,84 +98,6 @@ Function updatePythonControls
   !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" $R5 "State" "0"
 FunctionEnd
 
-
-Function ConfirmDesktopShortcut
-  !insertmacro MUI_HEADER_TEXT "$(installation_options)" "$(installation_options_prompt)"
-  ${StrRep} $0 ${PRODUCT_EXE_FILE} "64.exe" ".exe"
-  ${If} $0 == ${PRODUCT_EXE_FILE}
-    StrCpy $R0 "32-bit launcher"
-    StrCpy $R1 "64-bit launcher"
-  ${Else}
-    ;there is only one launcher and it is 64-bit.
-    StrCpy $R0 "64-bit launcher"
-    StrCpy $R1 ""
-  ${EndIf}
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 2" "Text" $R0
-
-  ${If} $R1 != ""
-    ${StrRep} $R0 ${PRODUCT_EXE_FILE_64} "64.exe" ".exe"
-    ${If} $R0 == ${PRODUCT_EXE_FILE}
-      call searchJava64
-      ${If} $3 != ""
-        !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 3" "Type" "checkbox"
-        !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 3" "Text" $R1
-      ${EndIf}
-    ${EndIf}
-  ${EndIf}
-  IfFileExists "$TEMP\python.txt" deletePythonFileInfo getPythonFileInfo
-deletePythonFileInfo:
-  Delete "$TEMP\python.txt"
-getPythonFileInfo:
-  inetc::get "https://www.jetbrains.com/updates/python.txt" "$TEMP\python.txt"
-  ${LineSum} "$TEMP\python.txt" $R0
-  IfErrors cantOpenFile
-  StrCmp $R0 ${PYTHON_VERSIONS} getPythonInfo
-cantOpenFile:
-  MessageBox MB_OK|MB_ICONEXCLAMATION "python.txt is not exist. Python will not be downloaded."
-removePythonChoice:
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 5" "Flags" "DISABLED"
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 6" "Flags" "DISABLED"
-  goto association
-getPythonInfo:
-  Call getPythonInfo
-  StrCmp $0 "Error" removePythonChoice
-  ;check if pythons are already installed
-  StrCpy $R2 $0
-  Call searchPython
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 5" "Text" "Python $0"
-  StrCmp $R2 "Absent" checkPython3
-  StrCpy $R2 $0
-  StrCpy $R4 "Field 5"
-  StrCpy $R5 "Field 6"
-  Call updatePythonControls
-checkPython3:
-  StrCpy $R2 $R0
-  Call searchPython
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field 6" "Text" "Python $R0"
-  StrCmp $R2 "Absent" association
-  StrCpy $R2 $R0
-  StrCpy $R4 "Field 6"
-  StrCpy $R5 "Field 5"
-  Call updatePythonControls
-association:
-  StrCmp "${ASSOCIATION}" "NoAssociation" skip_association
-  StrCpy $R0 ${INSTALL_OPTION_ELEMENTS}
-  push "${ASSOCIATION}"
-loop:
-  call SplitStr
-  Pop $0
-  StrCmp $0 "" done
-  IntOp $R0 $R0 + 1
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Field $R0" "Text" "$0"
-  goto loop
-skip_association:
-  IntOp $R0 ${INSTALL_OPTION_ELEMENTS} - 1
-done:
-  !insertmacro INSTALLOPTIONS_WRITE "Desktop.ini" "Settings" "NumFields" "$R0"
-  !insertmacro INSTALLOPTIONS_DISPLAY "Desktop.ini"
-FunctionEnd
-
-
 Function getPythonInfo
   ClearErrors
   FileOpen $3 $Temp\python.txt r
@@ -179,7 +124,6 @@ cantOpenFile:
 done:
 FunctionEnd
 
-
 Function searchPython
   ;$R2 - version of python
   ReadRegStr $1 "HKCU" "Software\Python\PythonCore\$R2\InstallPath" ""