From dc5331702d2517be4de2255ba4555a7c5607cc1e Mon Sep 17 00:00:00 2001
From: pelgraine <140762863+pelgraine@users.noreply.github.com>
Date: Thu, 12 Mar 2026 19:12:49 +1100
Subject: [PATCH] 55s3 ghosting improvement

---
 src/helpers/ui/FastEPDDisplay.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/helpers/ui/FastEPDDisplay.cpp b/src/helpers/ui/FastEPDDisplay.cpp
index 29b5243..a930a24 100644
--- a/src/helpers/ui/FastEPDDisplay.cpp
+++ b/src/helpers/ui/FastEPDDisplay.cpp
@@ -22,7 +22,7 @@
 // CLEAR_FAST, CLEAR_SLOW — full refresh modes
 
 // Periodic slow (deep) refresh to clear ghosting
-#define FULL_SLOW_PERIOD 2  // every 2 partial-refreshes, do a full cleanup
+#define FULL_SLOW_PERIOD 1  // every frame — eliminates ghosting (increase to 2+ for less flashing)
 
 FastEPDDisplay::~FastEPDDisplay() {
   delete _canvas;