diff --git a/CHANGELOG.md b/CHANGELOG.md
index c0c9d804a..742064f78 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -76,6 +76,7 @@
 - UserTable: Copy credentials to clipboard from user table
 - UserTable: Kick user action from streams table
 - UserTable: Auto-generated username/password for new proxy users
+- Update process uses now streams for data processing. 
 
 # 3.1.7 (2025-10-10)
 - Added Dark/Bright theme switch
diff --git a/backend/src/model/xmltv.rs b/backend/src/model/xmltv.rs
index 138bceb6b..1b6883b51 100644
--- a/backend/src/model/xmltv.rs
+++ b/backend/src/model/xmltv.rs
@@ -138,7 +138,6 @@ impl Epg {
 
         let inner = writer.get_mut();
         inner.flush().await?;
-        inner.shutdown().await?;
 
         Ok(())
     }
diff --git a/backend/src/utils/network/request.rs b/backend/src/utils/network/request.rs
index 6e3e14627..ccc5ae22d 100644
--- a/backend/src/utils/network/request.rs
+++ b/backend/src/utils/network/request.rs
@@ -158,16 +158,11 @@ pub async fn get_input_text_content_as_stream(client: &reqwest::Client, input: &
                 if filepath.exists() {
                     match get_local_file_content_as_stream(&filepath).await {
                         Ok(content) => {
-                            if persist_filepath.is_some() {
-                                let tee_reader: DynReader = if let Some(path) = persist_filepath {
-                                    let tee = tee_dyn_reader(content, &path, Some(Arc::new(|size| {
-                                        debug_if_enabled!("Persisted {} bytes", human_readable_byte_size(size as u64));
-                                    }))).await;
-                                    Box::pin(tee)
-                                } else {
-                                    content
-                                };
-                                Some(tee_reader)
+                            if let Some(path) = persist_filepath {
+                                let tee = tee_dyn_reader(content, &path, Some(Arc::new(|size| {
+                                    debug_if_enabled!("Persisted {} bytes", human_readable_byte_size(size as u64));
+                                }))).await;
+                                Some(Box::pin(tee))
                             } else {
                                 Some(content)
                             }
diff --git a/shared/src/utils/serde_utils.rs b/shared/src/utils/serde_utils.rs
index d795df04a..4e581de36 100644
--- a/shared/src/utils/serde_utils.rs
+++ b/shared/src/utils/serde_utils.rs
@@ -72,7 +72,7 @@ where
             let s = n.to_string();
             match s.parse::<T>() {
                 Ok(v) => Ok(Some(v)),
-                Err(_) => Ok(None), // Fehler ignorieren, None zurückgeben
+                Err(_) => Ok(None), // Ignore parse errors, return None
             }
         }
 
@@ -83,17 +83,21 @@ where
                 return Ok(None);
             }
 
-            // find the number
-            let digits = s.chars()
-                .skip_while(|c| !c.is_ascii_digit())
-                .take_while(|c| c.is_ascii_digit())
-                .collect::<String>();
-
-            if digits.is_empty() {
+            // find the number, preserving optional sign
+            let trimmed = s.trim_start_matches(|c: char| !c.is_ascii_digit() && c != '-' && c != '+');
+            if trimmed.is_empty() {
                 return Ok(None);
             }
 
-            match digits.parse::<T>() {
+            let number_str = trimmed.chars()
+                .take_while(|c| c.is_ascii_digit() || (*c == '-' || *c == '+') && trimmed.starts_with(|x: char| x == '-' || x == '+'))
+                .collect::<String>();
+
+            if number_str.is_empty() || number_str == "-" || number_str == "+" {
+                return Ok(None);
+            }
+
+            match number_str.parse::<T>() {
                 Ok(v) => Ok(Some(v)),
                 Err(_) => Ok(None),
             }