diff --git a/flutter/lib/common/shared_state.dart b/flutter/lib/common/shared_state.dart
index d5ce29190..21e926643 100644
--- a/flutter/lib/common/shared_state.dart
+++ b/flutter/lib/common/shared_state.dart
@@ -1,3 +1,4 @@
+import 'package:flutter_hbb/common.dart';
 import 'package:get/get.dart';
 
 import '../consts.dart';
@@ -318,6 +319,7 @@ initSharedStates(String id) {
   FingerprintState.init(id);
   PeerBoolOption.init(id, 'zoom-cursor', () => false);
   UnreadChatCountState.init(id);
+  if (isMobile) ConnectionTypeState.init(id); // desktop in other places
 }
 
 removeSharedStates(String id) {
@@ -330,4 +332,5 @@ removeSharedStates(String id) {
   FingerprintState.delete(id);
   PeerBoolOption.delete(id, 'zoom-cursor');
   UnreadChatCountState.delete(id);
+  if (isMobile) ConnectionTypeState.delete(id);
 }
diff --git a/libs/scrap/src/common/codec.rs b/libs/scrap/src/common/codec.rs
index b934c7f82..1426a8bcc 100644
--- a/libs/scrap/src/common/codec.rs
+++ b/libs/scrap/src/common/codec.rs
@@ -26,7 +26,7 @@ use hbb_common::{
         supported_decoding::PreferCodec, video_frame, Chroma, CodecAbility, EncodedVideoFrames,
         SupportedDecoding, SupportedEncoding, VideoFrame,
     },
-    sysinfo::{System},
+    sysinfo::System,
     tokio::time::Instant,
     ResultType,
 };
@@ -198,7 +198,9 @@ impl Encoder {
         if av1_useable {
             auto_codec = CodecName::AV1;
         }
-        if vp8_useable && System::new_all().total_memory() <= 4 * 1024 * 1024 * 1024 {
+        let mut system = System::new();
+        system.refresh_memory();
+        if vp8_useable && system.total_memory() <= 4 * 1024 * 1024 * 1024 {
             // 4 Gb
             auto_codec = CodecName::VP8
         }
@@ -581,7 +583,8 @@ pub fn codec_thread_num() -> usize {
     }
     #[cfg(not(windows))]
     {
-        let s = System::new_all();
+        let mut s = System::new();
+        s.refresh_cpu_usage();
         // https://man7.org/linux/man-pages/man3/getloadavg.3.html
         let avg = s.load_average();
         info = format!("cpu loadavg:{}", avg.one);
diff --git a/src/common.rs b/src/common.rs
index 1667ea66a..be5e223e0 100644
--- a/src/common.rs
+++ b/src/common.rs
@@ -877,8 +877,10 @@ pub fn hostname() -> String {
 
 #[inline]
 pub fn get_sysinfo() -> serde_json::Value {
-    use hbb_common::sysinfo::{System};
-    let system = System::new_all();
+    use hbb_common::sysinfo::System;
+    let mut system = System::new();
+    system.refresh_memory();
+    system.refresh_cpu();
     let memory = system.total_memory();
     let memory = (memory as f64 / 1024. / 1024. / 1024. * 100.).round() / 100.;
     let cpus = system.cpus();
@@ -1086,7 +1088,11 @@ pub fn make_privacy_mode_msg(state: back_notification::PrivacyModeState) -> Mess
     make_privacy_mode_msg_with_details(state, "".to_owned())
 }
 
-pub fn is_keyboard_mode_supported(keyboard_mode: &KeyboardMode, version_number: i64, peer_platform: &str) -> bool {
+pub fn is_keyboard_mode_supported(
+    keyboard_mode: &KeyboardMode,
+    version_number: i64,
+    peer_platform: &str,
+) -> bool {
     match keyboard_mode {
         KeyboardMode::Legacy => true,
         KeyboardMode::Map => {
@@ -1213,7 +1219,7 @@ pub async fn get_next_nonkeyexchange_msg(
 
 #[cfg(not(any(target_os = "android", target_os = "ios")))]
 pub fn check_process(arg: &str, same_uid: bool) -> bool {
-    use hbb_common::sysinfo::{System};
+    use hbb_common::sysinfo::System;
     let mut sys = System::new();
     sys.refresh_processes();
     let mut path = std::env::current_exe().unwrap_or_default();
diff --git a/src/ipc.rs b/src/ipc.rs
index 85e796ee0..153b900f9 100644
--- a/src/ipc.rs
+++ b/src/ipc.rs
@@ -603,7 +603,7 @@ async fn check_pid(postfix: &str) {
         file.read_to_string(&mut content).ok();
         let pid = content.parse::<usize>().unwrap_or(0);
         if pid > 0 {
-            use hbb_common::sysinfo::{System};
+            use hbb_common::sysinfo::System;
             let mut sys = System::new();
             sys.refresh_processes();
             if let Some(p) = sys.process(pid.into()) {