diff --git a/user/screen.h b/user/screen.h
index 30a1833..c970927 100644
--- a/user/screen.h
+++ b/user/screen.h
@@ -65,11 +65,11 @@ enum CursorShape {
 	CURSOR_BAR = 6,
 };
 
-#define SCR_DEF_SHOW_BUTTONS 0
+#define SCR_DEF_SHOW_BUTTONS 1
 #define SCR_DEF_SHOW_MENU 1
 #define SCR_DEF_CURSOR_SHAPE CURSOR_BLOCK_BL
-#define SCR_DEF_CRLF 0
-#define SCR_DEF_ALLFN 0
+#define SCR_DEF_CRLF 0  // enter sends CRLF
+#define SCR_DEF_ALLFN 0 // capture F5 etc
 
 // --- Persistent Settings ---
 #define CURSOR_BLINKS(shape) ((shape)==CURSOR_BLOCK_BL||(shape)==CURSOR_UNDERLINE_BL||(shape)==CURSOR_BAR_BL)
diff --git a/user/utf8.h b/user/utf8.h
index d0c0e57..81f9372 100644
--- a/user/utf8.h
+++ b/user/utf8.h
@@ -8,7 +8,7 @@
 #include <c_types.h>
 
 // 160 is maximum possible
-#define UNICODE_CACHE_SIZE 100
+#define UNICODE_CACHE_SIZE 160
 
 typedef u8 UnicodeCacheRef;
 #define IS_UNICODE_CACHE_REF(c) ((c) < 32 || (c) >= 127)