diff --git a/res/loc/po/nb-NO.po b/res/loc/po/nb-NO.po
index 10a8af8f..263f6801 100644
--- a/res/loc/po/nb-NO.po
+++ b/res/loc/po/nb-NO.po
@@ -3,7 +3,7 @@ msgstr ""
 "Project-Id-Version: 3.22\n"
 "Report-Msgid-Bugs-To: pete@akeo.ie\n"
 "POT-Creation-Date: 2023-04-17 13:44+0100\n"
-"PO-Revision-Date: 2024-04-04 17:38+0100\n"
+"PO-Revision-Date: 2024-01-10 12:20+0000\n"
 "Last-Translator: \n"
 "Language-Team: \n"
 "Language: nb_NO\n"
@@ -1843,7 +1843,7 @@ msgstr "Lag en lokal brukerkonto med brukernavnet:"
 
 #. • MSG_334
 msgid "Set regional options to the same values as this user's"
-msgstr "Sett regionale innstillinger til det samme som den aktive brukerkontoen"
+msgstr "Sett regionale instillinger til det samme som den aktive brukerkontoen"
 
 #. • MSG_335
 msgid "Disable BitLocker automatic device encryption"
diff --git a/res/loc/rufus.loc b/res/loc/rufus.loc
index 17278f21..689e89e2 100644
--- a/res/loc/rufus.loc
+++ b/res/loc/rufus.loc
@@ -9577,7 +9577,7 @@ t MSG_330 "Fjern krav om en Microsoft konto"
 t MSG_331 "Slå av all datainnsamling (hopp over spørsmålene)"
 t MSG_332 "Ikke gi Windows To Go tilgang til interne harddisker"
 t MSG_333 "Lag en lokal brukerkonto med brukernavnet:"
-t MSG_334 "Sett regionale innstillinger til det samme som den aktive brukerkontoen"
+t MSG_334 "Sett regionale instillinger til det samme som den aktive brukerkontoen"
 t MSG_335 "Deaktiver BitLocker kryptering av enheten"
 t MSG_336 "Behold log"
 t MSG_900 "Rufus er et verktøy som hjelper til med å formatere og lage oppstartbare USB-stasjoner, for eksempel USB-minnepinner, USB-harddisker, og lignende."
diff --git a/src/iso.c b/src/iso.c
index 5a52be87..02be4c37 100644
--- a/src/iso.c
+++ b/src/iso.c
@@ -124,12 +124,11 @@ static const char* stupid_antivirus = "  NOTE: This is usually caused by a poorl
 const char* old_c32_name[NB_OLD_C32] = OLD_C32_NAMES;
 static const int64_t old_c32_threshold[NB_OLD_C32] = OLD_C32_THRESHOLD;
 static uint8_t joliet_level = 0;
-static uint32_t md5sum_size = 0;
 static uint64_t total_blocks, extra_blocks, nb_blocks, last_nb_blocks;
 static BOOL scan_only = FALSE;
 static FILE* fd_md5sum = NULL;
 static StrArray config_path, isolinux_path;
-static char symlinked_syslinux[MAX_PATH], *md5sum_data = NULL, *md5sum_pos = NULL;
+static char symlinked_syslinux[MAX_PATH];
 
 // Ensure filenames do not contain invalid FAT32 or NTFS characters
 static __inline char* sanitize_filename(char* filename, BOOL* is_identical)
@@ -484,48 +483,6 @@ static void fix_config(const char* psz_fullpath, const char* psz_path, const cha
 	free(src);
 }
 
-// Returns TRUE if a path appears in md5sum.txt
-static BOOL is_in_md5sum(char* path)
-{
-	BOOL found = FALSE;
-	char c[3], *p;
-
-	// If we are creating the md5sum file from scratch, every file is in it.
-	if (fd_md5sum != NULL)
-		return TRUE;
-
-	// If we don't have an existing file at this stage, then no file is in it.
-	if (md5sum_size == 0 || md5sum_data == NULL)
-		return FALSE;
-
-	// We should have a "X:/xyz" path
-	assert(path[1] == ':' && path[2] == '/');
-
-	// Modify the path to have " ./xyz"
-	c[0] = path[0];
-	c[1] = path[1];
-	path[0] = ' ';
-	path[1] = '.';
-
-	// Search for the string in the remainder of the md5sum.txt
-	// NB: md5sum_data is always NUL terminated.
-	p = strstr(md5sum_pos, path);
-	found = (p != NULL);
-	// If not found in remainder and we have a remainder, loop to search from beginning
-	if (!found && md5sum_pos != md5sum_data) {
-		c[2] = *md5sum_pos;
-		*md5sum_pos = 0;
-		p = strstr(md5sum_data, path);
-		*md5sum_pos = c[2];
-		found = (p != NULL);
-	}
-
-	path[0] = c[0];
-	path[1] = c[1];
-	if (found)
-		md5sum_pos = p + strlen(path);
-	return found;
-}
 
 static void print_extracted_file(char* psz_fullpath, uint64_t file_length)
 {
@@ -544,9 +501,6 @@ static void print_extracted_file(char* psz_fullpath, uint64_t file_length)
 	psz_fullpath[nul_pos] = 0;
 	// ISO9660 cannot handle backslashes
 	to_unix_path(psz_fullpath);
-	// Update md5sum_totalbytes as needed
-	if (is_in_md5sum(psz_fullpath))
-		md5sum_totalbytes += file_length;
 }
 
 // Convert from time_t to FILETIME
@@ -676,8 +630,10 @@ static int udf_extract_files(udf_t *p_udf, udf_dirent_t *p_udf_dirent, const cha
 						goto out;
 					}
 					buf_size = (DWORD)MIN(file_length, read);
-					if (fd_md5sum != NULL)
+					if (fd_md5sum != NULL) {
+						md5sum_totalbytes += buf_size;
 						hash_write[HASH_MD5](&ctx, buf, buf_size);
+					}
 					ISO_BLOCKING(r = WriteFileWithRetry(file_handle, buf, buf_size, &wr_size, WRITE_RETRIES));
 					if (!r || (wr_size != buf_size)) {
 						uprintf("  Error writing file: %s", r ? "Short write detected" : WindowsErrorString());
@@ -941,8 +897,10 @@ static int iso_extract_files(iso9660_t* p_iso, const char *psz_path)
 							goto out;
 						}
 						buf_size = (DWORD)MIN(file_length, ISO_BUFFER_SIZE);
-						if (fd_md5sum != NULL)
+						if (fd_md5sum != NULL) {
+							md5sum_totalbytes += buf_size;
 							hash_write[HASH_MD5](&ctx, buf, buf_size);
+						}
 						ISO_BLOCKING(r = WriteFileWithRetry(file_handle, buf, buf_size, &wr_size, WRITE_RETRIES));
 						if (!r || wr_size != buf_size) {
 							uprintf("  Error writing file: %s", r ? "Short write detected" : WindowsErrorString());
@@ -1125,9 +1083,6 @@ BOOL ExtractISO(const char* src_iso, const char* dest_dir, BOOL scan)
 				fd_md5sum = fopenU(path, "wb");
 				if (fd_md5sum == NULL)
 					uprintf("WARNING: Could not create '%s'", md5sum_name[0]);
-			} else {
-				md5sum_size = ReadISOFileToBuffer(src_iso, md5sum_name[0], &md5sum_data);
-				md5sum_pos = md5sum_data;
 			}
 		}
 	}
@@ -1431,9 +1386,6 @@ out:
 		if (fd_md5sum != NULL) {
 			uprintf("Created: %s\\%s (%s)", dest_dir, md5sum_name[0], SizeToHumanReadable(ftell(fd_md5sum), FALSE, FALSE));
 			fclose(fd_md5sum);
-		} else if (md5sum_data != NULL) {
-			safe_free(md5sum_data);
-			md5sum_size = 0;
 		}
 	}
 	iso9660_close(p_iso);
@@ -1541,97 +1493,6 @@ out:
 	return r;
 }
 
-/*
- * Extract a file to a buffer. Buffer must be freed by the caller.
- */
-uint32_t ReadISOFileToBuffer(const char* iso, const char* iso_file, uint8_t** buf)
-{
-	ssize_t read_size;
-	int64_t file_length;
-	uint32_t ret = 0, nb_blocks;
-	iso9660_t* p_iso = NULL;
-	udf_t* p_udf = NULL;
-	udf_dirent_t *p_udf_root = NULL, *p_udf_file = NULL;
-	iso9660_stat_t* p_statbuf = NULL;
-
-	*buf = NULL;
-
-	// First try to open as UDF - fallback to ISO if it failed
-	p_udf = udf_open(iso);
-	if (p_udf == NULL)
-		goto try_iso;
-	p_udf_root = udf_get_root(p_udf, true, 0);
-	if (p_udf_root == NULL) {
-		uprintf("Could not locate UDF root directory");
-		goto out;
-	}
-	p_udf_file = udf_fopen(p_udf_root, iso_file);
-	if (!p_udf_file) {
-		uprintf("Could not locate file %s in ISO image", iso_file);
-		goto out;
-	}
-	file_length = udf_get_file_length(p_udf_file);
-	if (file_length > UINT32_MAX) {
-		uprintf("Only files smaller than 4 GB are supported");
-		goto out;
-	}
-	nb_blocks = (uint32_t)((file_length + UDF_BLOCKSIZE - 1) / UDF_BLOCKSIZE);
-	*buf = malloc(nb_blocks * UDF_BLOCKSIZE + 1);
-	if (*buf == NULL) {
-		uprintf("Could not allocate buffer for file %s", iso_file);
-		goto out;
-	}
-	read_size = udf_read_block(p_udf_file, *buf, nb_blocks);
-	if (read_size < 0 || read_size != file_length) {
-		uprintf("Error reading UDF file %s", iso_file);
-		goto out;
-	}
-	ret = (uint32_t)file_length;
-	(*buf)[ret] = 0;
-	goto out;
-
-try_iso:
-	// Make sure to enable extensions, else we may not match the name of the file we are looking
-	// for since Rock Ridge may be needed to translate something like 'I386_PC' into 'i386-pc'...
-	p_iso = iso9660_open_ext(iso, ISO_EXTENSION_MASK);
-	if (p_iso == NULL) {
-		uprintf("Unable to open image '%s'", iso);
-		goto out;
-	}
-	p_statbuf = iso9660_ifs_stat_translate(p_iso, iso_file);
-	if (p_statbuf == NULL) {
-		uprintf("Could not get ISO-9660 file information for file %s", iso_file);
-		goto out;
-	}
-	file_length = p_statbuf->total_size;
-	if (file_length > UINT32_MAX) {
-		uprintf("Only files smaller than 4 GB are supported");
-		goto out;
-	}
-	nb_blocks = (uint32_t)((file_length + ISO_BLOCKSIZE - 1) / ISO_BLOCKSIZE);
-	*buf = malloc(nb_blocks * ISO_BLOCKSIZE + 1);
-	if (*buf == NULL) {
-		uprintf("Could not allocate buffer for file %s", iso_file);
-		goto out;
-	}
-	if (iso9660_iso_seek_read(p_iso, *buf, p_statbuf->lsn, nb_blocks) != nb_blocks * ISO_BLOCKSIZE) {
-		uprintf("Error reading ISO file %s", iso_file);
-		goto out;
-	}
-	ret = (uint32_t)file_length;
-	(*buf)[ret] = 0;
-
-out:
-	iso9660_stat_free(p_statbuf);
-	udf_dirent_free(p_udf_root);
-	udf_dirent_free(p_udf_file);
-	iso9660_close(p_iso);
-	udf_close(p_udf);
-	if (ret == 0)
-		safe_free(*buf);
-	return ret;
-}
-
 uint32_t GetInstallWimVersion(const char* iso)
 {
 	char *wim_path = NULL, buf[UDF_BLOCKSIZE] = { 0 };
diff --git a/src/process.c b/src/process.c
index 31fc6465..1027ee54 100644
--- a/src/process.c
+++ b/src/process.c
@@ -556,11 +556,7 @@ static DWORD WINAPI SearchProcessThread(LPVOID param)
 			);
 
 			if ((dupHandle != NULL) && (processHandle != NtCurrentProcess())) {
-				TRY_AND_HANDLE(
-					EXCEPTION_ACCESS_VIOLATION,
-					{ pfNtClose(dupHandle); },
-					{ continue; }
-				);
+				pfNtClose(dupHandle);
 				dupHandle = NULL;
 			}
 
diff --git a/src/rufus.h b/src/rufus.h
index 5cfb2913..b4f460c7 100644
--- a/src/rufus.h
+++ b/src/rufus.h
@@ -729,7 +729,6 @@ extern BOOL ExtractDOS(const char* path);
 extern BOOL ExtractISO(const char* src_iso, const char* dest_dir, BOOL scan);
 extern BOOL ExtractZip(const char* src_zip, const char* dest_dir);
 extern int64_t ExtractISOFile(const char* iso, const char* iso_file, const char* dest_file, DWORD attributes);
-extern uint32_t ReadISOFileToBuffer(const char* iso, const char* iso_file, uint8_t** buf);
 extern BOOL CopySKUSiPolicy(const char* drive_name);
 extern BOOL HasEfiImgBootLoaders(void);
 extern BOOL DumpFatDir(const char* path, int32_t cluster);
diff --git a/src/rufus.rc b/src/rufus.rc
index f10f7a8c..b829733e 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 4.5.2125"
+CAPTION "Rufus 4.5.2123"
 FONT 9, "Segoe UI Symbol", 400, 0, 0x0
 BEGIN
     LTEXT           "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
@@ -397,8 +397,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 4,5,2125,0
- PRODUCTVERSION 4,5,2125,0
+ FILEVERSION 4,5,2123,0
+ PRODUCTVERSION 4,5,2123,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -416,13 +416,13 @@ BEGIN
             VALUE "Comments", "https://rufus.ie"
             VALUE "CompanyName", "Akeo Consulting"
             VALUE "FileDescription", "Rufus"
-            VALUE "FileVersion", "4.5.2125"
+            VALUE "FileVersion", "4.5.2123"
             VALUE "InternalName", "Rufus"
             VALUE "LegalCopyright", "� 2011-2024 Pete Batard (GPL v3)"
             VALUE "LegalTrademarks", "https://www.gnu.org/licenses/gpl-3.0.html"
             VALUE "OriginalFilename", "rufus-4.5.exe"
             VALUE "ProductName", "Rufus"
-            VALUE "ProductVersion", "4.5.2125"
+            VALUE "ProductVersion", "4.5.2123"
         END
     END
     BLOCK "VarFileInfo"