diff --git a/README.md b/README.md
index 73498fd..a61c0b4 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Xvirus SDK C++
 
-Xvirus SDK 4.2.1 C++ bindings.
+Xvirus SDK 4.2.2 C++ bindings.
 
 ## Table of Contents
 
@@ -37,9 +37,15 @@ The following Operating Systems are supported:
 
 ## Changelog
 
+- Version **4.2.2**:
+  - Optimized scanning speed of PDF files
+  - ScanResult now returns the file path
+  - Added new ScanFolder() and ScanFolderString() functions
+
 - Version **4.2.1**:
   - Optimized scanning speed of big files
   - Optimized scanning speed in Linux version
+
 - Version **4.2**:
   - Reduced glibc minimum version to 2.17 on Linux
   - Added "Logging()" function to enable/disable logging
@@ -91,6 +97,8 @@ You can find the definition of all functions and structs in the file `xvneng.h`
   - "**File not found!**" - If no file is found in the submited path.
   - "**File too big!**" - If the file size is bigger than the set limit.
   - "**Could not get file hash!**" - There was an error calculating the hash of the file.
+- **scanFolder** - Scans all the files inside the folder at `folderpath`. It will return an pointer for a array of [`ScanResult`](#Model).
+- **scanFolderAsString** - Scans all the files inside the folder at `folderpath`. It will return the scan result message for each file scanned.
 - **checkUpdates** - Checks and updates the databases and AI engine to the most recent versions. If `checkSDKUpdates`=true then it will also check for SDK updates. If `loadDBAfterUpdate`=true then it will reload the Xvirus Scan Engine after the update is done. It can return the following strings:
   - "**There is a new SDK version available!**"
   - "**Database was updated!**"
@@ -104,15 +112,16 @@ You can find the definition of all functions and structs in the file `xvneng.h`
 
 ## Model
 
-The `scan` function returns a struct `ScanResult` with the following properties:
+The `scan` and `scanFolder` functions return a struct `ScanResult` with the following properties:
 
 ```c++
 struct ScanResult {
   bool sucess; // true if scan was sucessful
+  wchar_t* error; // error message, only has value if success=false
 	bool isMalware; // true if malware
+  wchar_t* name; // detection name
 	double score; // between 0 and 1, higher score means more likely to be malware, -1 if there was an error
-	wchar_t* name; // detection name
-  wchar_t* error; // error message, only has value if success=false
+  wchar_t* path; // file path
 };
 ```
 
diff --git a/bin/Linux/XvirusSDK.so b/bin/Linux/XvirusSDK.so
index 3e5a210..2b083ad 100644
Binary files a/bin/Linux/XvirusSDK.so and b/bin/Linux/XvirusSDK.so differ
diff --git a/bin/Windows/XvirusSDK.dll b/bin/Windows/XvirusSDK.dll
index c013308..c7942f8 100644
Binary files a/bin/Windows/XvirusSDK.dll and b/bin/Windows/XvirusSDK.dll differ
diff --git a/example/xvneng.h b/example/xvneng.h
index 370cc81..0a43918 100644
--- a/example/xvneng.h
+++ b/example/xvneng.h
@@ -6,6 +6,8 @@
 #define UnloadFnKey "unload"
 #define ScanFnKey "scan"
 #define ScanAsStringFnKey "scanAsString"
+#define ScanFolderFnKey "scanFolder"
+#define ScanFolderAsStringFnKey "scanFolderAsString"
 #define CheckUpdatesFnKey "checkUpdates"
 #define GetSettingsFnKey "getSettings"
 #define LoggingFnKey "logging"
@@ -22,16 +24,19 @@ struct ActionResult
 struct ScanResult
 {
 	bool sucess;
+	wchar_t *error;
 	bool isMalware;
-	double score;
 	wchar_t *name;
-	wchar_t *error;
+	double score;
+	wchar_t *path;
 };
 
 typedef ActionResult (*LoadFn)(bool force);
 typedef ActionResult (*UnloadFn)();
 typedef ScanResult (*ScanFn)(const wchar_t *filepath);
 typedef ActionResult (*ScanAsStringFn)(const wchar_t *filepath);
+typedef ScanResult *(*ScanFolderFn)(const wchar_t *folderPath);
+typedef ActionResult (*ScanFolderAsStringFn)(const wchar_t *folderPath);
 typedef ActionResult (*CheckUpdatesFn)(bool checkSDKUpdates, bool loadDBAfterUpdate);
 typedef ActionResult (*GetSettingsFn)();
 typedef bool (*LoggingFn)(bool enableLogging);
diff --git a/functions.JPG b/functions.JPG
index 005ed6f..66f861b 100644
Binary files a/functions.JPG and b/functions.JPG differ
diff --git a/headers/xvneng.h b/headers/xvneng.h
index 370cc81..0a43918 100644
--- a/headers/xvneng.h
+++ b/headers/xvneng.h
@@ -6,6 +6,8 @@
 #define UnloadFnKey "unload"
 #define ScanFnKey "scan"
 #define ScanAsStringFnKey "scanAsString"
+#define ScanFolderFnKey "scanFolder"
+#define ScanFolderAsStringFnKey "scanFolderAsString"
 #define CheckUpdatesFnKey "checkUpdates"
 #define GetSettingsFnKey "getSettings"
 #define LoggingFnKey "logging"
@@ -22,16 +24,19 @@ struct ActionResult
 struct ScanResult
 {
 	bool sucess;
+	wchar_t *error;
 	bool isMalware;
-	double score;
 	wchar_t *name;
-	wchar_t *error;
+	double score;
+	wchar_t *path;
 };
 
 typedef ActionResult (*LoadFn)(bool force);
 typedef ActionResult (*UnloadFn)();
 typedef ScanResult (*ScanFn)(const wchar_t *filepath);
 typedef ActionResult (*ScanAsStringFn)(const wchar_t *filepath);
+typedef ScanResult *(*ScanFolderFn)(const wchar_t *folderPath);
+typedef ActionResult (*ScanFolderAsStringFn)(const wchar_t *folderPath);
 typedef ActionResult (*CheckUpdatesFn)(bool checkSDKUpdates, bool loadDBAfterUpdate);
 typedef ActionResult (*GetSettingsFn)();
 typedef bool (*LoggingFn)(bool enableLogging);