diff --git a/README.md b/README.md
index dd32594..b4bb268 100644
--- a/README.md
+++ b/README.md
@@ -4,8 +4,9 @@ This unofficial project is a migration of [D Forms Library (DFL)](http://wiki.dp
 DFL is a Win32 windowing library for the D language.
 
 ## Recent major features
+- **Windows OMF support has been removed (for DMD v2.109.0).**
 - **Registered DFL to DUB.**
-- **Support multiple screens.**
+- Supported multiple screens.
 - Module "dfl.chart" is now comming.
 	- TableRenderer (with example)
 	- LineGraphRenderer (with example)
@@ -76,11 +77,11 @@ set dmc_path=c:\dmc\dm
 ### 2. Install the undeaD library
 DFL is required the undeaD library (**undead.lib**).
 Download a ZIP file from https://github.com/dlang/undead.
-Extract **undeaD-master.zip** and run the below with either option `-a=x86_omf`, `-a=x86_32mscoff` or `-a=x86_64`:
+Extract **undeaD-master.zip** and run the below with either option `-a=x86_mscoff` or `-a=x86_64`:
 ```bat
 > cd undeaD-master
-> dub build -a=x86_omf
-    Starting Performing "debug" build using C:\D\dmd2\windows\bin\dmd.exe for x86, x86_omf.
+> dub build -a=x86_64
+    Starting Performing "debug" build using C:\D\dmd2\windows\bin\dmd.exe for x86_64.
   Up-to-date undead ~master: target for configuration [library] is up to date.
 > dir bin /b
 undead.lib
@@ -88,13 +89,9 @@ undead.lib
 Copy the **undead.lib** to `your/lib/dir`.
 
 ### 3. Make dfl.lib and dfl_debug.lib
-Run **makelib.bat**:
+Run **makelib.bat** (MSVC required):
 ```bat
 > cd dfl/win32/dfl
-> makelib.bat 32omf     # 32-bit omf
-```
-or (MSVC required)
-```bat
 > makelib.bat           # 32-bit mscoff
 ```
 or (MSVC required)
@@ -105,12 +102,11 @@ or (MSVC required)
 ```bat
 > makelib.bat 64        # 64-bit mscoff
 ```
-Also copy **dfl.lib** and **dfl_debug.lib** to `your/lib/dir`.
+Also copy **dfl.lib** and **dfl_debug.lib** in `dfl/source` to `your/lib/dir`.
 
 **IMPORTANT**: Both library files are containing the **undead.lib** and WINSDK libraries such as **user32.lib**, **gdi32.lib** and so on.
 
 In order to make and move *.lib to paths below:
-- **go32omf.bat** : Make and move *.lib to `%dmd_path%\lib`
 - **go.bat** (MSVC required) : Make and move *.lib to `%dmd_path%\lib32mscoff`
 - **go.bat 32mscoff** (MSVC required) : ditto
 - **go64.bat** (MSVC required) : Make and move *.lib to `%dmd_path%\lib64`
diff --git a/examples/hello_dfl/build.bat b/examples/hello_dfl/build.bat
deleted file mode 100644
index 7673187..0000000
--- a/examples/hello_dfl/build.bat
+++ /dev/null
@@ -1,4 +0,0 @@
-pushd source
-dmd -m32omf -L/exet:nt/su:windows:4.0 hello_dfl.d
-hello_dfl.exe
-popd
diff --git a/go.bat b/go.bat
index 03938dd..61c2790 100644
--- a/go.bat
+++ b/go.bat
@@ -1,7 +1,6 @@
 @rem  How to use:
 @rem    go.bat           # Same as 32mscoff
 @rem    go.bat 32mscoff  # 32-Bit COFF
-@rem    go.bat 32omf     # 32-bit OMF
 @rem    go.bat 64        # 64-Bit
 
 call makelib "%~1"
diff --git a/go32omf.bat.lnk b/go32omf.bat.lnk
deleted file mode 100644
index d7213b8..0000000
Binary files a/go32omf.bat.lnk and /dev/null differ
diff --git a/lib/windows-x86_omf/COMCTL32.LIB b/lib/windows-x86_omf/COMCTL32.LIB
deleted file mode 100644
index 3d65984..0000000
Binary files a/lib/windows-x86_omf/COMCTL32.LIB and /dev/null differ
diff --git a/lib/windows-x86_omf/OLEAUT32.LIB b/lib/windows-x86_omf/OLEAUT32.LIB
deleted file mode 100644
index 91169bc..0000000
Binary files a/lib/windows-x86_omf/OLEAUT32.LIB and /dev/null differ
diff --git a/lib/windows-x86_omf/README.txt b/lib/windows-x86_omf/README.txt
deleted file mode 100644
index 38eda81..0000000
--- a/lib/windows-x86_omf/README.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-Windows SDK Libraries from \dmd2\windows\lib
-advapi32.lib
-COMCTL32.LIB
-comdlg32.lib
-gdi32.lib
-ole32.lib
-OLEAUT32.LIB
-shell32.lib
-user32.lib
-WS2_32.LIB
diff --git a/lib/windows-x86_omf/WS2_32.LIB b/lib/windows-x86_omf/WS2_32.LIB
deleted file mode 100644
index efc2a63..0000000
Binary files a/lib/windows-x86_omf/WS2_32.LIB and /dev/null differ
diff --git a/lib/windows-x86_omf/advapi32.lib b/lib/windows-x86_omf/advapi32.lib
deleted file mode 100644
index d18761b..0000000
Binary files a/lib/windows-x86_omf/advapi32.lib and /dev/null differ
diff --git a/lib/windows-x86_omf/comdlg32.lib b/lib/windows-x86_omf/comdlg32.lib
deleted file mode 100644
index 82b53b9..0000000
Binary files a/lib/windows-x86_omf/comdlg32.lib and /dev/null differ
diff --git a/lib/windows-x86_omf/gdi32.lib b/lib/windows-x86_omf/gdi32.lib
deleted file mode 100644
index 667f11d..0000000
Binary files a/lib/windows-x86_omf/gdi32.lib and /dev/null differ
diff --git a/lib/windows-x86_omf/ole32.lib b/lib/windows-x86_omf/ole32.lib
deleted file mode 100644
index c0ab1cc..0000000
Binary files a/lib/windows-x86_omf/ole32.lib and /dev/null differ
diff --git a/lib/windows-x86_omf/shell32.lib b/lib/windows-x86_omf/shell32.lib
deleted file mode 100644
index 8fffc1a..0000000
Binary files a/lib/windows-x86_omf/shell32.lib and /dev/null differ
diff --git a/lib/windows-x86_omf/user32.lib b/lib/windows-x86_omf/user32.lib
deleted file mode 100644
index fdafc35..0000000
Binary files a/lib/windows-x86_omf/user32.lib and /dev/null differ
diff --git a/makecoff.bat b/makecoff.bat
index 06f445a..d2b024f 100644
--- a/makecoff.bat
+++ b/makecoff.bat
@@ -1,5 +1,5 @@
 @rem   Make DFL.
-@rem   http://www.dprogramming.com/dfl.php
+@rem   https://github.com/Rayerd/dfl
 @rem   Modified for 64-bit and COFF object format
 
 @rem   How to use:
diff --git a/makelib.bat b/makelib.bat
index 40a6459..34a076c 100644
--- a/makelib.bat
+++ b/makelib.bat
@@ -1,5 +1,5 @@
 @rem   Make DFL.
-@rem   http://www.dprogramming.com/dfl.php
+@rem   https://github.com/Rayerd/dfl
 
 @rem   Requires DMD and DMC's libs
 @rem   Free downloads from https://dlang.org/download.html
@@ -7,7 +7,6 @@
 @rem  How to use:
 @rem    makelib.bat           # Same as 32mscoff
 @rem    makelib.bat 32mscoff  # 32-Bit COFF
-@rem    makelib.bat 32omf     # 32-bit OMF
 @rem    makelib.bat 64        # 64-Bit
 
 @if "%~1" == "64" (
@@ -23,7 +22,9 @@
   goto done
 )
 @if "%~1" == "32omf" (
-  set dmd_omf_flag=-m32omf
+  @echo.
+  @echo '32omf' is already invalid option.
+  goto done
 ) else (
   set dmd_omf_flag=
 )
diff --git a/makelibtango.bat b/makelibtango.bat
deleted file mode 100644
index 8c70316..0000000
--- a/makelibtango.bat
+++ /dev/null
@@ -1,11 +0,0 @@
-@goto done
-
-@set _dlib_save89824=%dlib%
-@set dlib=Tango
-
-@call makelib.bat
-
-@set dlib=%_dlib_save89824%
-
-:done
-@echo Now, DFL with Tango library is not work.