diff --git a/.github/workflows/xmlvalidate.sh b/.github/workflows/xmlvalidate.sh
index 79d52c16..962dcf00 100755
--- a/.github/workflows/xmlvalidate.sh
+++ b/.github/workflows/xmlvalidate.sh
@@ -1,42 +1,196 @@
 #!/bin/bash
-fail=false
+set -euo pipefail # Exit on error, undefined variable, or pipe failure
 
-# Get all string keys
-KEYS=$(grep -oP '<entry[\ ]+lang="[^"]+"[\ ]+key="\K[^"]+' "$1"/src/Common/Language.xml)
+# --- Configuration ---
+SCRIPT_NAME=$(basename "$0")
+FAIL_FLAG=false
 
-for file in {"$1"/Translations/Language.*.xml,"$1"/src/Common/Language.xml}; do
-  echo "$file"
-  passes=true
-  
-  # Validate xml
-  output=$(fxparser -V "$file")
-  returnvalue=$?
+# --- Colors ---
+COLOR_RED='\033[0;31m'
+COLOR_GREEN='\033[0;32m'
+COLOR_YELLOW='\033[0;33m'
+COLOR_CYAN='\033[0;36m'
+COLOR_MAGENTA='\033[0;35m'
+COLOR_RESET='\033[0m' # No Color
 
-  if [ "$returnvalue" -ne "0" ]; then
-    passes=false
-    fail=true
-    echo $output
-  fi
+# --- Helper Functions for Output ---
+log_info() { echo -e "${COLOR_CYAN}$1${COLOR_RESET}"; }
+log_success() { echo -e "${COLOR_GREEN}$1${COLOR_RESET}"; }
+log_warning() { echo -e "${COLOR_YELLOW}Warning: $1${COLOR_RESET}"; }
+log_error() { echo -e "${COLOR_RED}Error: $1${COLOR_RESET}" >&2; }
+log_detail() { echo -e "  $1"; }
+log_detail_success() { echo -e "  ${COLOR_GREEN}$1${COLOR_RESET}"; }
+log_detail_error() { echo -e "  ${COLOR_RED}$1${COLOR_RESET}"; }
+log_detail_warning() { echo -e "  ${COLOR_YELLOW}$1${COLOR_RESET}"; }
+log_detail_magenta() { echo -e "    ${COLOR_MAGENTA}$1${COLOR_RESET}"; }
 
-  # Ensure each key found in common xml is found in translation xmls
-  for key in $KEYS; do
-    if ! grep -q "$key" "$file"; then
-      echo "Key $key not found in $file"
-      passes=false
-      fail=true
+# --- Parameter Validation ---
+if [ "$#" -ne 1 ]; then
+    log_error "Usage: $SCRIPT_NAME <Path_To_VeraCrypt_Root>"
+    log_error "Example: $SCRIPT_NAME /path/to/VeraCrypt"
+    exit 1
+fi
+
+ROOT_PATH="$1"
+
+if [ ! -d "$ROOT_PATH" ]; then
+    log_error "Root path '$ROOT_PATH' not found or is not a directory."
+    exit 1
+fi
+
+# Define the path to the common Language.xml
+COMMON_FILE="$ROOT_PATH/src/Common/Language.xml"
+
+# Check if the common Language.xml exists
+if [ ! -f "$COMMON_FILE" ]; then
+    log_error "Common Language.xml not found or is not a file at path: $COMMON_FILE"
+    exit 1
+fi
+
+log_info "Extracting keys from $COMMON_FILE"
+
+# Define regex pattern to extract 'key' attributes from <entry> elements
+KEY_EXTRACTION_PATTERN='<entry\s+lang="[^"]+"\s+key="([^"]+)"'
+
+# Extract all keys using grep with PCRE (-P) and only outputting the captured group (-o)
+# Use process substitution and readarray to populate the KEYS array
+# Ensure grep returns 0 even if no match, or handle non-zero for no match
+KEYS_STRING=$(grep -oP "$KEY_EXTRACTION_PATTERN" "$COMMON_FILE" | sed -E 's/.*key="([^"]+)".*/\1/' || true)
+if [ -z "$KEYS_STRING" ]; then
+    KEYS=()
+else
+    readarray -t KEYS < <(echo "$KEYS_STRING")
+fi
+
+
+if [ ${#KEYS[@]} -eq 0 ]; then
+    log_warning "No keys found in $COMMON_FILE using pattern: $KEY_EXTRACTION_PATTERN"
+    # If this should be an error, uncomment next lines:
+    # log_error "No keys found in $COMMON_FILE."
+    # exit 1
+else
+    log_info "Found ${#KEYS[@]} keys."
+fi
+
+# Define the regex for finding invalid escape sequences.
+# Valid sequences: \n, \r, \t, \\, \"
+INVALID_ESCAPE_REGEX='(?<!\\)(?:\\\\)*\\([^nrt\\"])' # This is better
+ALLOWED_ESCAPES_MESSAGE="Allowed sequences are: \\n, \\r, \\t, \\\\ (for literal backslash), \\\" (for literal quote)"
+
+# Retrieve all translation XML files in the Translations folder
+TRANSLATION_FOLDER="$ROOT_PATH/Translations"
+FILES_TO_PROCESS=()
+
+# Add common file first
+FILES_TO_PROCESS+=("$COMMON_FILE")
+
+if [ ! -d "$TRANSLATION_FOLDER" ]; then
+    log_warning "Translations folder not found at path: $TRANSLATION_FOLDER. Skipping translation files."
+else
+    # Use find to get translation files. nullglob helps avoid errors if no files match.
+    shopt -s nullglob
+    for lang_file in "$TRANSLATION_FOLDER"/Language.*.xml; do
+        FILES_TO_PROCESS+=("$lang_file")
+    done
+    shopt -u nullglob # Reset nullglob
+    if [ ${#FILES_TO_PROCESS[@]} -eq 1 ]; then # Only common file was added
+        log_warning "No Language.*.xml files found in $TRANSLATION_FOLDER."
+    fi
+fi
+
+if [ ${#FILES_TO_PROCESS[@]} -eq 0 ]; then
+    log_warning "No files found to process."
+    exit 0 # Or 1 if this is an error condition
+fi
+
+# Iterate through each file and perform validations
+for file in "${FILES_TO_PROCESS[@]}"; do
+    if [ ! -f "$file" ]; then
+        log_warning "File not found or is not a file, skipping: $file"
+        continue
+    fi
+    echo # Newline for readability
+    log_info "Processing file: $file"
+    CURRENT_FILE_PASSES=true
+
+    # 1. Validate XML using fxparser
+    log_detail "Validating XML structure..."
+    # Capture stdout and stderr, get exit code
+    FXPARSER_OUTPUT=$(fxparser -V "$file" 2>&1)
+    FXPARSER_EXIT_CODE=$?
+
+    if [ "$FXPARSER_EXIT_CODE" -ne 0 ]; then
+        CURRENT_FILE_PASSES=false
+        FAIL_FLAG=true
+        log_detail_error "XML Validation Failed for $file (fxparser exit code: $FXPARSER_EXIT_CODE):"
+        while IFS= read -r line; do
+            log_detail_error "    $line"
+        done <<< "$FXPARSER_OUTPUT"
+    else
+        log_detail_success "XML structure is valid."
+    fi
+
+    # 2. Check for invalid backslash escape sequences
+    log_detail "Checking for invalid escape sequences..."
+    # Use grep -P for PCRE, -n for line numbers. --color=never to avoid grep's own coloring here.
+    # We check grep's exit code: 0 if found, 1 if not found, >1 for error.
+    INVALID_ESCAPE_MATCHES=$(grep -P -n --color=never "$INVALID_ESCAPE_REGEX" "$file" || true)
+
+    if [ -n "$INVALID_ESCAPE_MATCHES" ]; then
+        log_detail_error "File '$file' contains potentially invalid backslash escape sequences."
+        log_detail_error "$ALLOWED_ESCAPES_MESSAGE"
+        log_detail_error "Instances found:"
+        while IFS= read -r line_match; do
+            # Extract line number and the line content from grep's output (e.g., "123:content")
+            LINE_NUMBER=$(echo "$line_match" | cut -d: -f1)
+            LINE_CONTENT=$(echo "$line_match" | cut -d: -f2-)
+            # Trim whitespace (optional, but PowerShell did it)
+            TRIMMED_LINE_CONTENT=$(echo "$LINE_CONTENT" | sed 's/^[[:space:]]*//;s/[[:space:]]*$//')
+            log_detail_magenta "Line $LINE_NUMBER: $TRIMMED_LINE_CONTENT"
+        done <<< "$INVALID_ESCAPE_MATCHES"
+        CURRENT_FILE_PASSES=false
+        FAIL_FLAG=true
+    else
+        log_detail_success "No invalid escape sequences found."
+    fi
+
+    # 3. Check for the presence of each key in the current file (if keys were found)
+    if [ ${#KEYS[@]} -gt 0 ]; then
+        log_detail "Checking for key completeness..."
+        KEYS_MISSING_IN_CURRENT_FILE=0
+        for key_entry in "${KEYS[@]}"; do
+            # Search for key="KEY_NAME"
+            SEARCH_PATTERN_FOR_KEY="key=\"$key_entry\""
+            if ! grep -q "$SEARCH_PATTERN_FOR_KEY" "$file"; then
+                log_detail_error "Key '$key_entry' (from $COMMON_FILE) not found in $file"
+                CURRENT_FILE_PASSES=false
+                FAIL_FLAG=true
+                ((KEYS_MISSING_IN_CURRENT_FILE++))
+            fi
+        done
+        if [ "$KEYS_MISSING_IN_CURRENT_FILE" -eq 0 ]; then
+            log_detail_success "All keys from $COMMON_FILE are present."
+        else
+            log_detail_error "$KEYS_MISSING_IN_CURRENT_FILE key(s) missing."
+        fi
+    else
+        log_detail_warning "Skipping key completeness check as no keys were extracted from $COMMON_FILE."
+    fi
+
+    # Output the result for the current file
+    if [ "$CURRENT_FILE_PASSES" = true ]; then
+        log_success "$file PASSED all checks."
+    else
+        log_error "$file FAILED one or more checks."
     fi
-  done
-  
-  if [ "$passes" = true ]; then
-    echo -e "\e[32m$file passes xml validation.\e[0m"
-  else
-    echo -e "\e[31m$file fails xml validation.\e[0m"
-  fi
-  
 done
 
-if [ "$fail" = true ]; then
-  exit 1
+# Exit with appropriate status code
+echo # Newline for readability
+if [ "$FAIL_FLAG" = true ]; then
+    log_error "Overall Result: One or more files failed validation."
+    exit 1
 else
-  exit 0
+    log_success "Overall Result: All processed files passed all checks successfully."
+    exit 0
 fi