diff --git a/RD7SR.md b/RD7SR.md
new file mode 100644
index 0000000..a76ab8a
--- /dev/null
+++ b/RD7SR.md
@@ -0,0 +1,3 @@
+RD7SR or RenderD7 Super Reselution enables the 800px mode of the 3ds consoles.
+This will not work on old 2ds.
+