From ece467eba8fdc7fcdf09ca2426ac5eff6e93a245 Mon Sep 17 00:00:00 2001
From: Siyuan <siyuan@buildjet.com>
Date: Fri, 10 Oct 2025 15:11:20 +0000
Subject: [PATCH] fix: mac address not showing on home screen

---
 display.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/display.go b/display.go
index 220c8055..99ad5548 100644
--- a/display.go
+++ b/display.go
@@ -196,7 +196,9 @@ func waitCtrlAndRequestDisplayUpdate(shouldWakeDisplay bool, reason string) {
 
 func updateStaticContents() {
 	//contents that never change
-	nativeInstance.UpdateLabelIfChanged("home_info_mac_addr", networkManager.MACString())
+	if networkManager != nil {
+		nativeInstance.UpdateLabelIfChanged("home_info_mac_addr", networkManager.MACString())
+	}
 
 	// get cpu info
 	if cpuInfo, err := os.ReadFile("/proc/cpuinfo"); err == nil {