diff --git a/README.md b/README.md
index fa117bbe..339b334b 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ The CEF binaries used by CEF4Delphi are available for download at Spotify :
 
 CEF4Delphi was developed and tested on Delphi 12.0 and it has been tested in Delphi 7, Delphi XE, Delphi 10, Delphi 11 and Lazarus 3.0/FPC 3.2.2. CEF4Delphi includes VCL, FireMonkey (FMX) and Lazarus components.
 
-CEF4Delphi demos have been tested in Windows 10, Windows 11, Linux Mint 21.2 and Raspberry Pi OS.
+CEF4Delphi demos have been tested in Windows 10, Windows 11, Linux Mint 21.3 and Raspberry Pi OS.
 
 ## Links
 * [Installation instructions and more information about CEF4Delphi](https://www.briskbard.com/index.php?lang=en&pageid=cef)
diff --git a/docs/cef4delphi.chm b/docs/cef4delphi.chm
index 6d26075d..013c204b 100644
Binary files a/docs/cef4delphi.chm and b/docs/cef4delphi.chm differ
diff --git a/source/uCEFMiscFunctions.pas b/source/uCEFMiscFunctions.pas
index ce730eef..eeefa417 100644
--- a/source/uCEFMiscFunctions.pas
+++ b/source/uCEFMiscFunctions.pas
@@ -796,7 +796,14 @@ function CefGetDataURI(aData : pointer; aSize : integer; const aMimeType : ustri
 function ValidCefWindowHandle(aHandle : TCefWindowHandle) : boolean;
 procedure InitializeWindowHandle(var aHandle : TCefWindowHandle);
 
+/// <summary>
+/// Returns a command line switch value if it exists.
+/// </summary>
 function GetCommandLineSwitchValue(const aKey : string; var aValue : ustring) : boolean;
+/// <summary>
+/// Returns true if the command line switch has a "type" value.
+/// </summary>
+function IsCEFSubprocess : boolean;
 
 implementation
 
@@ -3359,4 +3366,11 @@ begin
       dec(i);
 end;
 
+function IsCEFSubprocess : boolean;
+var
+  TempValue : ustring;
+begin
+  Result := GetCommandLineSwitchValue('type', TempValue) and (length(TempValue) > 0);
+end;
+
 end.
diff --git a/update_CEF4Delphi.json b/update_CEF4Delphi.json
index ec528a6d..33623f20 100644
--- a/update_CEF4Delphi.json
+++ b/update_CEF4Delphi.json
@@ -2,7 +2,7 @@
   "UpdateLazPackages" : [
     {
       "ForceNotify" : true,
-      "InternalVersion" : 554,
+      "InternalVersion" : 555,
       "Name" : "cef4delphi_lazarus.lpk",
       "Version" : "120.2.5"
     }