diff --git a/build/windows/fenster/README.md b/build/windows/fenster/README.md
index eb5db077c..29f9abeac 100644
--- a/build/windows/fenster/README.md
+++ b/build/windows/fenster/README.md
@@ -30,8 +30,15 @@ This was the intended approach, however the result works 3 times in 5, has an im
     * <https://www.baeldung.com/jni>
 
 
+### Use Cygwin
+
+Install `mingw-86_64-gcc-core`, `mingw-86_64-gcc-g++`, `make`. (Also `nano` for good measure.) Had to switch to this because MSYS2 always requires `msys-2.0.dll`, which is > 3 MB to include, and instead, `mingw64` uses the widely available `msvcrt.dll`.
+
+
 ### Building the JNI code
 
+> See above for final version used… Also, did not use the JNI version because it failed often.
+
 * Install MSYS2 from <https://www.msys2.org/> via <https://www.mingw-w64.org/downloads/#msys2>
 
 * Within an MSYS shell, run updates and install `gcc`
diff --git a/todo.txt b/todo.txt
index cb695b671..b5a2066a3 100755
--- a/todo.txt
+++ b/todo.txt
@@ -31,6 +31,11 @@ X when exporting, the "exporting application" message doesn't seem to clear
 X   was a regression caused by ExportPrompt changes
 X   after exporting application, open the sketch folder
 
+_ change the welcome screen to be wide instead of vertical
+
+_ fullScreen(P2D) from an executable does not work properly
+_   https://github.com/processing/processing4/issues/514
+
 _ exporting application while still running on Windows
 _   just says "Error during export" rather than something more useful about deleting dir