From 07226822cdad0fb6a2b0f08cc7c038ea253ceafb Mon Sep 17 00:00:00 2001
From: Armel FAUVEAU <armel.fauveau@globalis-ms.com>
Date: Thu, 3 Sep 2026 22:27:17 +0200
Subject: [PATCH] Re-arm BLTime on keypress in overlay apps

---
 App/apps/app_overlay.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/App/apps/app_overlay.c b/App/apps/app_overlay.c
index 5134ebf6..e52980d9 100644
--- a/App/apps/app_overlay.c
+++ b/App/apps/app_overlay.c
@@ -97,8 +97,13 @@ static uint8_t app_get_key(void)
         return APP_KEY_INVALID;
     }
 
-    if (!APP_IsScreenSaverDisplayed())
+    if (!APP_IsScreenSaverDisplayed()) {
+        if (key != KEY_INVALID)
+            BACKLIGHT_TurnOn();   /* re-arm BLTime on activity, mirrors ProcessKey():
+                                     overlay apps bypass the resident key handler, so
+                                     the saver would otherwise fire mid-use. */
         return (uint8_t)key;
+    }
 
     if (key == KEY_INVALID)
         return APP_KEY_SAVER;