diff --git a/src/FileBrowser.cpp b/src/FileBrowser.cpp
index d2b6372..23f977f 100644
--- a/src/FileBrowser.cpp
+++ b/src/FileBrowser.cpp
@@ -977,6 +977,24 @@ void FileBrowser::UpdateInputFolders()
 				m_IEC_Commands.CreateD64(newFileName, "42", true);
 				FolderChanged();
 			}
+			else if (inputMappings->BrowseWriteProtect())
+			{
+				FileBrowser::BrowsableList::Entry* current = folder.current;
+				if (current)
+				{
+					if (current->filImage.fattrib & AM_RDO)
+					{
+						current->filImage.fattrib &= ~AM_RDO;
+						f_chmod(current->filImage.fname, 0, AM_RDO);
+					}
+					else
+					{
+						current->filImage.fattrib |= AM_RDO;
+						f_chmod(current->filImage.fname, AM_RDO, AM_RDO);
+					}
+					dirty = true;
+				}
+			}
 			else
 			{
 				unsigned keySetIndex;
diff --git a/src/InputMappings.cpp b/src/InputMappings.cpp
index 61bdccc..9cb5140 100644
--- a/src/InputMappings.cpp
+++ b/src/InputMappings.cpp
@@ -191,6 +191,8 @@ bool InputMappings::CheckKeyboardBrowseMode()
 		SetKeyboardFlag(AUTOLOAD_FLAG);
 	else if (keyboard->KeyHeld(KEY_R) && keyboard->KeyEitherAlt() )
 		SetKeyboardFlag(FAKERESET_FLAG);
+	else if (keyboard->KeyHeld(KEY_W) && keyboard->KeyEitherAlt())
+		SetKeyboardFlag(WRITEPROTECT_FLAG);
 	else
 	{
 		unsigned index;
diff --git a/src/InputMappings.h b/src/InputMappings.h
index 004ea50..ffce76e 100644
--- a/src/InputMappings.h
+++ b/src/InputMappings.h
@@ -40,6 +40,7 @@
 #define NEWD64_FLAG		(1 << 14)
 #define AUTOLOAD_FLAG		(1 << 15)
 #define FAKERESET_FLAG		(1 << 16)
+#define WRITEPROTECT_FLAG	(1 << 17)
 // dont exceed 32!!
 
 class InputMappings : public Singleton<InputMappings>
@@ -173,6 +174,11 @@ public:
 		return KeyboardFlag(FAKERESET_FLAG);
 	}
 
+	inline bool BrowseWriteProtect()
+	{
+		return KeyboardFlag(WRITEPROTECT_FLAG);
+	}
+
 	// Used by the 2 cores so need to be volatile
 	//volatile static unsigned directDiskSwapRequest;
 	static unsigned directDiskSwapRequest;