diff --git a/dash-spv-ffi/FFI_API.md b/dash-spv-ffi/FFI_API.md
index d87b92a76..59a7fd3ea 100644
--- a/dash-spv-ffi/FFI_API.md
+++ b/dash-spv-ffi/FFI_API.md
@@ -4,7 +4,7 @@ This document provides a comprehensive reference for all FFI (Foreign Function I
 
 **Auto-generated**: This documentation is automatically generated from the source code. Do not edit manually.
 
-**Total Functions**: 67
+**Total Functions**: 66
 
 ## Table of Contents
 
@@ -34,11 +34,10 @@ Functions: 4
 
 ### Configuration
 
-Functions: 25
+Functions: 24
 
 | Function | Description | Module |
 |----------|-------------|--------|
-| `dash_spv_ffi_client_update_config` | Update the running client's configuration | client |
 | `dash_spv_ffi_config_add_peer` | Adds a peer address to the configuration  Accepts socket addresses with or... | config |
 | `dash_spv_ffi_config_destroy` | Destroys an FFIClientConfig and frees its memory  # Safety - `config` must... | config |
 | `dash_spv_ffi_config_get_data_dir` | Gets the data directory path from the configuration  # Safety - `config`... | config |
@@ -228,22 +227,6 @@ Stop the SPV client.  # Safety - `client` must be a valid, non-null pointer to a
 
 ### Configuration - Detailed
 
-#### `dash_spv_ffi_client_update_config`
-
-```c
-dash_spv_ffi_client_update_config(client: *mut FFIDashSpvClient, config: *const FFIClientConfig,) -> i32
-```
-
-**Description:**
-Update the running client's configuration.  # Safety - `client` must be a valid pointer to an `FFIDashSpvClient`. - `config` must be a valid pointer to an `FFIClientConfig`. - The network in `config` must match the client's network; changing networks at runtime is not supported.
-
-**Safety:**
-- `client` must be a valid pointer to an `FFIDashSpvClient`. - `config` must be a valid pointer to an `FFIClientConfig`. - The network in `config` must match the client's network; changing networks at runtime is not supported.
-
-**Module:** `client`
-
----
-
 #### `dash_spv_ffi_config_add_peer`
 
 ```c
diff --git a/dash-spv-ffi/include/dash_spv_ffi.h b/dash-spv-ffi/include/dash_spv_ffi.h
index 4fcf2e12d..af53fc92e 100644
--- a/dash-spv-ffi/include/dash_spv_ffi.h
+++ b/dash-spv-ffi/include/dash_spv_ffi.h
@@ -293,19 +293,6 @@ struct FFIArray dash_spv_ffi_checkpoints_between_heights(FFINetwork network,
  */
  int32_t dash_spv_ffi_client_drain_events(struct FFIDashSpvClient *client) ;
 
-/**
- * Update the running client's configuration.
- *
- * # Safety
- * - `client` must be a valid pointer to an `FFIDashSpvClient`.
- * - `config` must be a valid pointer to an `FFIClientConfig`.
- * - The network in `config` must match the client's network; changing networks at runtime is not supported.
- */
-
-int32_t dash_spv_ffi_client_update_config(struct FFIDashSpvClient *client,
-                                          const struct FFIClientConfig *config)
-;
-
 /**
  * Start the SPV client.
  *
diff --git a/dash-spv-ffi/src/client.rs b/dash-spv-ffi/src/client.rs
index 8848d188b..cf76e7cb8 100644
--- a/dash-spv-ffi/src/client.rs
+++ b/dash-spv-ffi/src/client.rs
@@ -417,52 +417,6 @@ fn stop_client_internal(client: &mut FFIDashSpvClient) -> Result<(), dash_spv::S
     result
 }
 
-/// Update the running client's configuration.
-///
-/// # Safety
-/// - `client` must be a valid pointer to an `FFIDashSpvClient`.
-/// - `config` must be a valid pointer to an `FFIClientConfig`.
-/// - The network in `config` must match the client's network; changing networks at runtime is not supported.
-#[no_mangle]
-pub unsafe extern "C" fn dash_spv_ffi_client_update_config(
-    client: *mut FFIDashSpvClient,
-    config: *const FFIClientConfig,
-) -> i32 {
-    null_check!(client);
-    null_check!(config);
-
-    let client = &(*client);
-    let new_config = (&*config).clone_inner();
-
-    let result = client.runtime.block_on(async {
-        // Take client without holding the lock across await
-        let mut spv_client = {
-            let mut guard = client.inner.lock().unwrap();
-            match guard.take() {
-                Some(client) => client,
-                None => {
-                    return Err(dash_spv::SpvError::Config("Client not initialized".to_string()))
-                }
-            }
-        };
-
-        let res = spv_client.update_config(new_config).await;
-
-        // Put client back
-        let mut guard = client.inner.lock().unwrap();
-        *guard = Some(spv_client);
-        res
-    });
-
-    match result {
-        Ok(()) => FFIErrorCode::Success as i32,
-        Err(e) => {
-            set_last_error(&e.to_string());
-            FFIErrorCode::from(e) as i32
-        }
-    }
-}
-
 /// Start the SPV client.
 ///
 /// # Safety
diff --git a/dash-spv/src/client/core.rs b/dash-spv/src/client/core.rs
index b41a7aeae..3f3795c45 100644
--- a/dash-spv/src/client/core.rs
+++ b/dash-spv/src/client/core.rs
@@ -264,24 +264,6 @@ impl<W: WalletInterface, N: NetworkManager, S: StorageManager> DashSpvClient<W,
         Ok(())
     }
 
-    // ============ Configuration ============
-
-    /// Update the client configuration.
-    pub async fn update_config(&mut self, new_config: ClientConfig) -> Result<()> {
-        // Validate new configuration
-        new_config.validate().map_err(SpvError::Config)?;
-
-        // Ensure network hasn't changed
-        if new_config.network != self.config.network {
-            return Err(SpvError::Config("Cannot change network on running client".to_string()));
-        }
-
-        // Update configuration
-        self.config = new_config;
-
-        Ok(())
-    }
-
     // ============ Terminal UI ============
 
     /// Enable terminal UI for status display.