diff --git a/src/ui_interface.rs b/src/ui_interface.rs
index 7ea37bb5e..4c6202e7d 100644
--- a/src/ui_interface.rs
+++ b/src/ui_interface.rs
@@ -110,12 +110,6 @@ pub fn get_license() -> String {
     Default::default()
 }
 
-#[inline]
-#[cfg(target_os = "windows")]
-pub fn get_option_opt(key: &str) -> Option<String> {
-    OPTIONS.lock().unwrap().get(key).map(|x| x.clone())
-}
-
 #[inline]
 pub fn get_option(key: String) -> String {
     get_option_(&key)
diff --git a/src/ui_session_interface.rs b/src/ui_session_interface.rs
index d754d49d4..be67adb8a 100644
--- a/src/ui_session_interface.rs
+++ b/src/ui_session_interface.rs
@@ -911,16 +911,16 @@ impl<T: InvokeUiSession> Session<T> {
     pub fn change_resolution(&self, display: i32, width: i32, height: i32) {
         *self.last_change_display.lock().unwrap() =
             ChangeDisplayRecord::new(display, width, height);
-        self.do_change_resolution(display, width, height);
+        self.do_change_resolution(width, height);
     }
 
     fn try_change_init_resolution(&self, display: i32) {
         if let Some((w, h)) = self.lc.read().unwrap().get_custom_resolution(display) {
-            self.do_change_resolution(display, w, h);
+            self.do_change_resolution(w, h);
         }
     }
 
-    fn do_change_resolution(&self, display: i32, width: i32, height: i32) {
+    fn do_change_resolution(&self, width: i32, height: i32) {
         let mut misc = Misc::new();
         misc.set_change_resolution(Resolution {
             width,