diff --git a/nyx/nyx_gui/frontend/gui.c b/nyx/nyx_gui/frontend/gui.c
index a89d1b4..765193c 100644
--- a/nyx/nyx_gui/frontend/gui.c
+++ b/nyx/nyx_gui/frontend/gui.c
@@ -2258,7 +2258,11 @@ void nyx_load_and_run()
 
 	while (true)
 	{
+		minerva_change_freq(FREQ_1600);  // Takes 295us.
+
 		lv_task_handler();
-		bpmp_usleep(HALT_COP_MAX_CNT);
+
+		minerva_change_freq(FREQ_800);   // Takes 80us. Saves 280mW.
+		//bpmp_usleep(HALT_COP_MAX_CNT); // Taskes 200us. Saves 75mW.
 	}
 }
diff --git a/nyx/nyx_gui/frontend/gui_options.h b/nyx/nyx_gui/frontend/gui_options.h
index 304e4a4..9c9f7ef 100644
--- a/nyx/nyx_gui/frontend/gui_options.h
+++ b/nyx/nyx_gui/frontend/gui_options.h
@@ -21,6 +21,7 @@
 
 void nyx_options_clear_ini_changes_made();
 bool nyx_options_get_ini_changes_made();
+void first_time_clock_edit(void *param);
 lv_res_t create_win_nyx_options(lv_obj_t *parrent_btn);
 void create_tab_options(lv_theme_t *th, lv_obj_t *parent);