diff --git a/BaseTools/Plugin/OverrideValidation/OverrideValidation.py b/BaseTools/Plugin/OverrideValidation/OverrideValidation.py
index 0408c2613aa..7682c1552d7 100644
--- a/BaseTools/Plugin/OverrideValidation/OverrideValidation.py
+++ b/BaseTools/Plugin/OverrideValidation/OverrideValidation.py
@@ -400,30 +400,50 @@ def deprecation_process_line_with_version1(self, thebuilder, filepath, Deprecati
             normalized_file_path = filepath.replace("\\", "/")
 
             # Check if the module is part of the skip list
-            skip_list = thebuilder.env.GetValue("DEPRECATED_MODULES_SKIPLIST")
-            for module in skip_list:
-                if module.strip() == "":
-                    continue
+            skip_list_str = thebuilder.env.GetValue("DEPRECATED_MODULES_SKIPLIST")
+
+            # Skip the modules that are part of skiplist
+            if skip_list_str is not None:
+                skip_list = skip_list_str.split(";")
+                for skipped_module in skip_list:
+                    if skipped_module.strip() == "":
+                        continue
 
-                normalized_relative_path = module.strip().replace("\\", "/")
-                if normalized_file_path.endswith(normalized_relative_path):
-                    logging.info("Use of Deprecated module: %s skipped as part of platform skip list", filepath)
-                    return self.OverrideResult.DR_ALL_GOOD
+                    skipped_module_path = skipped_module.strip().replace("\\", "/")
+                    if normalized_file_path.endswith(skipped_module_path):
+                        logging.info("Use of Deprecated module: %s skipped as part of platform skip list", filepath)
+                        return self.OverrideResult.DR_ALL_GOOD
 
             # Check if the module has passed the deprecation date
             deprecation_timeline = int(DeprecationEntry[3])
             deprecation_dt = datetime.strptime(DeprecationEntry[2].strip(), TIMESTAMP_FORMAT).replace(tzinfo=timezone.utc) + timedelta(days=deprecation_timeline)
             current_dt = datetime.now(timezone.utc)
 
+            # Check if replacement file exists
+            if DeprecationEntry[1].strip() == "REMOVED_COMPLETELY":
+                replacement_path = None
+            else:
+                replacement_path = thebuilder.edk2path.GetAbsolutePathOnThisSystemFromEdk2RelativePath(DeprecationEntry[1].strip())
+
             # Module has crossed date of deprecation
             if current_dt > deprecation_dt:
-                logging.error("Use of Deprecated module: %s post date of deprecation.\nPlease switch to: %s.",
-                              filepath, thebuilder.edk2path.GetAbsolutePathOnThisSystemFromEdk2RelativePath(DeprecationEntry[1].strip()))
+                logging.error("Use of Deprecated module: %s post date of deprecation.", filepath)
+                if replacement_path is None:
+                    logging.error("Please remove the module (or) Add to DEPRECATED_MODULES_SKIPLIST")
+                else:
+                    logging.error("Replace with: %s (or) Add to DEPRECATED_MODULES_SKIPLIST", replacement_path)
+
                 return self.OverrideResult.DR_DEPRECATED_ERROR
+
             # Module is not deprecated yet
             else:
-                logging.warning("Use of Deprecated module: %s.\nPlease switch to: %s before %s.",
-                                filepath, thebuilder.edk2path.GetAbsolutePathOnThisSystemFromEdk2RelativePath(DeprecationEntry[1].strip()), DeprecationEntry[2].strip())
+                logging.warning("Use of Deprecated module: %s.", filepath)
+                
+                if replacement_path is None:
+                    logging.warning("Please remove the module (or) Add to DEPRECATED_MODULES_SKIPLIST before %s", deprecation_dt.strftime(TIMESTAMP_FORMAT))
+                else:
+                    logging.warning("Replace with: %s (or) Add to DEPRECATED_MODULES_SKIPLIST before %s", deprecation_dt.strftime(TIMESTAMP_FORMAT))
+
                 return self.OverrideResult.DR_DEPRECATION_WARNING
 
         # Check override record against parsed entries
diff --git a/BaseTools/Plugin/OverrideValidation/ReadMe.md b/BaseTools/Plugin/OverrideValidation/ReadMe.md
index ed770adfa55..5588c98d496 100644
--- a/BaseTools/Plugin/OverrideValidation/ReadMe.md
+++ b/BaseTools/Plugin/OverrideValidation/ReadMe.md
@@ -123,7 +123,7 @@ WARNING - Use of Deprecated module: C:\Repo\MU_BASECORE\MdeModulePkg\BaseMemoryL
 To disable Deprecation warnings for a given module, add it to the deprecation modules skip list.
 
 ``` cmd
-self.env.SetValue("DEPRECATED_MODULES_SKIPLIST", ["MdeModulePkg\BaseMemoryLib\BaseMemoryLib.inf"], "Skip list for platforms")
+self.env.SetValue("DEPRECATED_MODULES_SKIPLIST", "MdeModulePkg\BaseMemoryLib\BaseMemoryLib.inf; MdeModulePkg\MemoryAllocationLib\MemoryAllocationLib.inf", "Skip list for platforms")
 ```
 Override log generated during pre-build process:
 
@@ -196,7 +196,7 @@ overridden file (the INF or DSC) and the overriding file.
 ### Deprecation Version 1
 
 ``` cmd
-#Deprecated : 00000001 | MdeModulePkg/BaseMemoryLibV2/BaseMemoryLib.inf | 2024-02-16T04-00-28
+#Deprecated : 00000001 | MdeModulePkg/BaseMemoryLibV2/BaseMemoryLib.inf | 2024-02-16T04-00-28 | 90
 ```
 
 ## Copyright & License