diff --git a/src/rufus.c b/src/rufus.c
index 4704df36..c28d9a59 100755
--- a/src/rufus.c
+++ b/src/rufus.c
@@ -279,6 +279,12 @@ static void SetPartitionSchemeAndTargetSystem(BOOL only_target)
 				allowed_target_system[1] = TRUE;
 				allowed_target_system[2] = TRUE;
 			}
+			// Syslinux 4.x or earlier has no support for NTFS so if an image is using Syslinux 4.x only
+			// and has a 4 GB file (which forces us to use NTFS) then disable MBR altogether as we won't
+			// be able to make a working MBR install of Syslinux.
+			if (HAS_SYSLINUX(img_report) && (SL_MAJOR(img_report.sl_version) < 5) && img_report.has_4GB_file &&
+				!HAS_BOOTMGR(img_report) && !HAS_WINPE(img_report) && !HAS_GRUB(img_report))
+				allowed_partition_scheme[PARTITION_STYLE_MBR] = FALSE;
 		} else {
 			allowed_target_system[0] = FALSE;
 		}
@@ -1373,12 +1379,12 @@ static DWORD WINAPI BootCheckThread(LPVOID param)
 		} else if (target_type == TT_UEFI) {
 			if (!IS_EFI_BOOTABLE(img_report)) {
 				// Unsupported ISO
-				MessageBoxExU(hMainDialog, lmprintf(MSG_091), lmprintf(MSG_090), MB_OK|MB_ICONERROR|MB_IS_RTL, selected_langid);
+				MessageBoxExU(hMainDialog, lmprintf(MSG_091), lmprintf(MSG_090), MB_OK | MB_ICONERROR | MB_IS_RTL, selected_langid);
 				goto out;
 			}
 			if (HAS_WIN7_EFI(img_report) && (!WimExtractCheck(FALSE))) {
 				// Your platform cannot extract files from WIM archives => download 7-zip?
-				if (MessageBoxExU(hMainDialog, lmprintf(MSG_102), lmprintf(MSG_101), MB_YESNO|MB_ICONERROR|MB_IS_RTL, selected_langid) == IDYES)
+				if (MessageBoxExU(hMainDialog, lmprintf(MSG_102), lmprintf(MSG_101), MB_YESNO | MB_ICONERROR | MB_IS_RTL, selected_langid) == IDYES)
 					ShellExecuteA(hMainDialog, "open", SEVENZIP_URL, NULL, NULL, SW_SHOWNORMAL);
 				goto out;
 			}
@@ -1388,16 +1394,16 @@ static DWORD WINAPI BootCheckThread(LPVOID param)
 					 (!HAS_REACTOS(img_report)) && !HAS_KOLIBRIOS(img_report) && (!HAS_GRUB(img_report)))
 				 || ((IS_FAT(fs_type)) && (HAS_WINDOWS(img_report) || HAS_WININST(img_report)) && (!allow_dual_uefi_bios)) ) {
 			// Incompatible FS and ISO
-			MessageBoxExU(hMainDialog, lmprintf(MSG_096), lmprintf(MSG_092), MB_OK|MB_ICONERROR|MB_IS_RTL, selected_langid);
+			MessageBoxExU(hMainDialog, lmprintf(MSG_096), lmprintf(MSG_092), MB_OK | MB_ICONERROR | MB_IS_RTL, selected_langid);
 			goto out;
 		} else if ((fs_type == FS_FAT16) && HAS_KOLIBRIOS(img_report)) {
 			// KolibriOS doesn't support FAT16
-			MessageBoxExU(hMainDialog, lmprintf(MSG_189), lmprintf(MSG_099), MB_OK|MB_ICONERROR|MB_IS_RTL, selected_langid);
+			MessageBoxExU(hMainDialog, lmprintf(MSG_189), lmprintf(MSG_099), MB_OK | MB_ICONERROR | MB_IS_RTL, selected_langid);
 			goto out;
 		}
 		if ((IS_FAT(fs_type)) && (img_report.has_4GB_file)) {
 			// This ISO image contains a file larger than 4GB file (FAT32)
-			MessageBoxExU(hMainDialog, lmprintf(MSG_100), lmprintf(MSG_099), MB_OK|MB_ICONERROR|MB_IS_RTL, selected_langid);
+			MessageBoxExU(hMainDialog, lmprintf(MSG_100), lmprintf(MSG_099), MB_OK | MB_ICONERROR | MB_IS_RTL, selected_langid);
 			goto out;
 		}
 
diff --git a/src/rufus.rc b/src/rufus.rc
index 979a34c6..d478d13b 100644
--- a/src/rufus.rc
+++ b/src/rufus.rc
@@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
 IDD_DIALOG DIALOGEX 12, 12, 232, 326
 STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
 EXSTYLE WS_EX_ACCEPTFILES
-CAPTION "Rufus 3.12.1702"
+CAPTION "Rufus 3.12.1703"
 FONT 9, "Segoe UI Symbol", 400, 0, 0x0
 BEGIN
     LTEXT           "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
@@ -395,8 +395,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 3,12,1702,0
- PRODUCTVERSION 3,12,1702,0
+ FILEVERSION 3,12,1703,0
+ PRODUCTVERSION 3,12,1703,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -414,13 +414,13 @@ BEGIN
             VALUE "Comments", "https://rufus.ie"
             VALUE "CompanyName", "Akeo Consulting"
             VALUE "FileDescription", "Rufus"
-            VALUE "FileVersion", "3.12.1702"
+            VALUE "FileVersion", "3.12.1703"
             VALUE "InternalName", "Rufus"
             VALUE "LegalCopyright", "© 2011-2020 Pete Batard (GPL v3)"
             VALUE "LegalTrademarks", "https://www.gnu.org/licenses/gpl-3.0.html"
             VALUE "OriginalFilename", "rufus-3.12.exe"
             VALUE "ProductName", "Rufus"
-            VALUE "ProductVersion", "3.12.1702"
+            VALUE "ProductVersion", "3.12.1703"
         END
     END
     BLOCK "VarFileInfo"