diff --git a/native/native_rust_library/src/backup.rs b/native/native_rust_library/src/backup.rs
--- a/native/native_rust_library/src/backup.rs
+++ b/native/native_rust_library/src/backup.rs
@@ -20,6 +20,7 @@
 use std::future::{self, Future};
 use std::pin::Pin;
 use std::sync::{Arc, Mutex};
+use tokio::sync::Notify;
 use tokio::task::JoinHandle;
 
 pub mod ffi {
@@ -45,6 +46,10 @@
     });
   }
 
+  pub fn trigger_backup_file_upload() {
+    TRIGGER_BACKUP_FILE_UPLOAD.notify_one();
+  }
+
   pub fn create_backup_sync(
     backup_id: String,
     backup_secret: String,
@@ -77,6 +82,7 @@
 lazy_static! {
   static ref UPLOAD_HANDLER: Arc<Mutex<Option<JoinHandle<Infallible>>>> =
     Arc::new(Mutex::new(None));
+  static ref TRIGGER_BACKUP_FILE_UPLOAD: Arc<Notify> = Arc::new(Notify::new());
 }
 
 async fn stop_backup_handler() -> Result<(), Box<dyn Error>> {
diff --git a/native/native_rust_library/src/lib.rs b/native/native_rust_library/src/lib.rs
--- a/native/native_rust_library/src/lib.rs
+++ b/native/native_rust_library/src/lib.rs
@@ -232,6 +232,9 @@
     #[cxx_name = "stopBackupHandler"]
     fn stop_backup_handler_sync(promise_id: u32);
 
+    #[cxx_name = "triggerBackupFileUpload"]
+    fn trigger_backup_file_upload();
+
     #[cxx_name = "createBackup"]
     fn create_backup_sync(
       backup_id: String,