diff --git a/htdocs/theme/eldy/btn.inc.php b/htdocs/theme/eldy/btn.inc.php
index b29c55bd02d..28ae22e9696 100644
--- a/htdocs/theme/eldy/btn.inc.php
+++ b/htdocs/theme/eldy/btn.inc.php
@@ -18,7 +18,9 @@ if (!defined('ISLOADEDBYSTEELSHEET')) {
 if (!empty($conf->global->THEME_DARKMODEENABLED)) {
 	print "/* For dark mode */\n";
 	if ($conf->global->THEME_DARKMODEENABLED != 2) {
-		print "@media (prefers-color-scheme: dark) {";
+		print "@media (prefers-color-scheme: dark) {";	// To test, click on the 3 dots menu, then Other options then Display then emulate prefer-color-schemes
+	} else {
+		print "@media not print {";
 	}
 	print "
       :root {
@@ -32,9 +34,7 @@ if (!empty($conf->global->THEME_DARKMODEENABLED)) {
 			--textbutaction: rgb(255,255,255);
 
       }\n";
-	if ($conf->global->THEME_DARKMODEENABLED != 2) {
-		print "}";
-	}
+	print "}";
 }
 ?>
 
diff --git a/htdocs/theme/eldy/global.inc.php b/htdocs/theme/eldy/global.inc.php
index 7b942b27405..7736698a609 100644
--- a/htdocs/theme/eldy/global.inc.php
+++ b/htdocs/theme/eldy/global.inc.php
@@ -60,7 +60,7 @@
 if (!empty($conf->global->THEME_DARKMODEENABLED)) {
 	print "/* For dark mode */\n";
 	if ($conf->global->THEME_DARKMODEENABLED != 2) {
-		print "@media not print and (prefers-color-scheme: dark) {";
+		print "@media (prefers-color-scheme: dark) {";	// To test, click on the 3 dots menu, then Other options then Display then emulate prefer-color-schemes
 	} else {
 		print "@media not print {";
 	}
diff --git a/htdocs/theme/md/btn.inc.php b/htdocs/theme/md/btn.inc.php
index a668876b0a3..5ccd2e100dd 100644
--- a/htdocs/theme/md/btn.inc.php
+++ b/htdocs/theme/md/btn.inc.php
@@ -18,7 +18,9 @@ if (!defined('ISLOADEDBYSTEELSHEET')) {
 if (!empty($conf->global->THEME_DARKMODEENABLED)) {
 	print "/* For dark mode */\n";
 	if ($conf->global->THEME_DARKMODEENABLED != 2) {
-		print "@media (prefers-color-scheme: dark) {";
+		print "@media (prefers-color-scheme: dark) {";	// To test, click on the 3 dots menu, then Other options then Display then emulate prefer-color-schemes
+	} else {
+		print "@media not print {";
 	}
 	print "
       :root {
@@ -32,9 +34,7 @@ if (!empty($conf->global->THEME_DARKMODEENABLED)) {
 			--textbutaction: rgb(255,255,255);
 
       }\n";
-	if ($conf->global->THEME_DARKMODEENABLED != 2) {
-		print "}";
-	}
+	print "}";
 }
 ?>
 
diff --git a/htdocs/theme/md/style.css.php b/htdocs/theme/md/style.css.php
index cb88c0815dc..ffc2bdc037a 100644
--- a/htdocs/theme/md/style.css.php
+++ b/htdocs/theme/md/style.css.php
@@ -360,7 +360,7 @@ print '*/'."\n";
 if (!empty($conf->global->THEME_DARKMODEENABLED)) {
 	print "/* For dark mode */\n";
 	if ($conf->global->THEME_DARKMODEENABLED != 2) {
-		print "@media not print and (prefers-color-scheme: dark) {";
+		print "@media (prefers-color-scheme: dark) {";	// To test, click on the 3 dots menu, then Other options then Display then emulate prefer-color-schemes
 	} else {
 		print "@media not print {";
 	}