diff --git a/source/arm11/filebrowser.c b/source/arm11/filebrowser.c
index 68767c7..ecec765 100644
--- a/source/arm11/filebrowser.c
+++ b/source/arm11/filebrowser.c
@@ -24,6 +24,7 @@
 #include "fs.h"
 #include "util.h"
 #include "arm11/drivers/hid.h"
+#include "arm11/drivers/mcu.h"
 #include "arm11/console.h"
 #include "arm11/fmt.h"
 #include "drivers/gfx.h"
@@ -513,7 +514,7 @@ static inline void key_tips( key_remix_t *p, atp_boolean_t checking, atp_itemcfg
 static atp_error_t select_krp( atp_callerdata_t, atp_counter_t index, atp_itemcfg_t *cfg )
 {
 	static char name[20];
-	ee_snprintf(name, sizeof(name), "键位配置项%d", index+1);
+	ee_snprintf(name, sizeof(name), "键位配置项%ld", index+1);
 	cfg->text = name;
 	cfg->value = index;
 	key_remix_t *p = &g_keyremixConfig[index];
@@ -546,7 +547,7 @@ static atp_error_t select_kcf( atp_callerdata_t p, atp_counter_t index, atp_item
 		cfg->text = "选择实机键位";
 		if( kcfg->device_keys )
 		{
-			for( int i=0; i < key_val_len; ++i)
+			for( u8 i=0; i < key_val_len; ++i)
 			{
 				if( key_val[i] == kcfg->device_keys )
 				{
@@ -593,7 +594,7 @@ static atp_error_t select_remixtype( atp_callerdata_t, atp_counter_t index, atp_
 	cfg->value = index;
 	return ATP_SUCCESS;
 }
-static atp_error_t select_unikey( atp_callerdata_t str, atp_counter_t index, atp_itemcfg_t *cfg )
+static atp_error_t select_unikey( atp_callerdata_t str, atp_counter_t, atp_itemcfg_t *cfg )
 {
 	cfg->text = (atp_text_t)str;
 	cfg->value = 0;
@@ -836,7 +837,7 @@ static atp_pageopt_t serve_on_key( atp_callerdata_t data, atp_counter_t index, a
 			}
 			else if( status == DISP_SETK )
 			{
-				ee_snprintf(tips, sizeof(tips), "编辑配置项%d", position+1);
+				ee_snprintf(tips, sizeof(tips), "编辑配置项%ld", position+1);
 				key_remix_t *cur = &g_keyremixConfig[position];
 				res = atp_select( tips, 3, select_kcf, NULL, cur, field, 0, &field );
 				if( res == ATP_SUCCESS )
@@ -895,12 +896,12 @@ static atp_pageopt_t serve_on_key( atp_callerdata_t data, atp_counter_t index, a
 					keys_count = 1;
 					text = "HOME";
 				}
-				else if( host > 1 & host != 3 ) // N3DS/N3DSLL/N2DSLL 
+				else if( host > 1 && host != 3 ) // N3DS/N3DSLL/N2DSLL 
 				{
 					keys_count = 14;
 				}
 				u8 selected = 31;
-				for( int i=0; i < key_val_len; ++i )
+				for( u8 i=0; i < key_val_len; ++i )
 				{
 					if( key_val[i] == cur->device_keys )
 					{