diff --git a/examples/gum/debug_symbol/src/main.rs b/examples/gum/debug_symbol/src/main.rs
index 9e71a47..f3ef1d3 100644
--- a/examples/gum/debug_symbol/src/main.rs
+++ b/examples/gum/debug_symbol/src/main.rs
@@ -1,14 +1,12 @@
 use frida_gum::DebugSymbol;
 use frida_gum::{Gum, Module};
-use std::iter::Once;
 use std::sync::OnceLock;
 
 fn main() {
     static CELL: OnceLock<Gum> = OnceLock::new();
-    let gum = CELL.get_or_init(|| Gum::obtain());
+    let _gum = CELL.get_or_init(|| Gum::obtain());
 
-    let module = Module::obtain(gum);
-    let symbol = module.find_export_by_name(None, "mmap").unwrap();
+    let symbol = Module::find_global_export_by_name("mmap").unwrap();
     let symbol_details = DebugSymbol::from_address(symbol).unwrap();
     println!(
         "address={:#x?} module_name={:?} symbol_name={:?} file_name={:?} line_number={:?}",
diff --git a/examples/gum/hook_instruction/src/lib.rs b/examples/gum/hook_instruction/src/lib.rs
index 79ad01c..00e07c5 100644
--- a/examples/gum/hook_instruction/src/lib.rs
+++ b/examples/gum/hook_instruction/src/lib.rs
@@ -18,8 +18,7 @@ fn init() {
     static CELL: OnceLock<Gum> = OnceLock::new();
     let gum = CELL.get_or_init(|| Gum::obtain());
     let mut interceptor = Interceptor::obtain(gum);
-    let module = Module::obtain(gum);
-    let open = module.find_export_by_name(None, "open").unwrap();
+    let open = Module::find_global_export_by_name("open").unwrap();
     let mut listener = OpenProbeListener;
     interceptor.attach_instruction(open, &mut listener).unwrap();
 }
diff --git a/examples/gum/hook_open/src/lib.rs b/examples/gum/hook_open/src/lib.rs
index cead4d9..50fbd42 100644
--- a/examples/gum/hook_open/src/lib.rs
+++ b/examples/gum/hook_open/src/lib.rs
@@ -31,9 +31,8 @@ unsafe extern "C" fn open_detour(name: *const c_char, flags: c_int) -> c_int {
 fn init() {
     static CELL: OnceLock<Gum> = OnceLock::new();
     let gum = CELL.get_or_init(|| Gum::obtain());
-    let module = Module::obtain(gum);
     let mut interceptor = Interceptor::obtain(gum);
-    let open = module.find_export_by_name(None, "open").unwrap();
+    let open = Module::find_global_export_by_name("open").unwrap();
     unsafe {
         *ORIGINAL_OPEN.lock().unwrap().get_mut() = Some(std::mem::transmute::<
             *mut libc::c_void,
diff --git a/examples/gum/open/Cargo.toml b/examples/gum/open/Cargo.toml
index c31585c..162d31f 100644
--- a/examples/gum/open/Cargo.toml
+++ b/examples/gum/open/Cargo.toml
@@ -10,4 +10,7 @@ publish = false
 crate-type = ["cdylib"]
 
 [dependencies]
-frida-gum = { path = "../../../frida-gum", features = ["invocation-listener"] }
+frida-gum = { path = "../../../frida-gum", features = [
+    "invocation-listener",
+    "std",
+] }
diff --git a/examples/gum/open/src/lib.rs b/examples/gum/open/src/lib.rs
index c48fbeb..9815276 100644
--- a/examples/gum/open/src/lib.rs
+++ b/examples/gum/open/src/lib.rs
@@ -3,7 +3,7 @@
 use frida_gum as gum;
 use gum::{
     interceptor::{Interceptor, InvocationContext, InvocationListener},
-    Gum, Module,
+    Gum, Module, Process,
 };
 use std::os::raw::{c_int, c_void};
 use std::sync::OnceLock;
@@ -30,15 +30,17 @@ extern "C" fn example_agent_main(_user_data: *const c_void, resident: *mut c_int
     let mut interceptor = Interceptor::obtain(gum);
     let mut listener = OpenListener {};
 
-    let module = Module::obtain(gum);
-    let modules = module.enumerate_modules();
+    let process = Process::obtain(gum);
+    let modules = process.enumerate_modules();
     for module in modules {
         println!(
             "{}@{:#x}/{:#x}",
-            module.name, module.base_address, module.size
+            module.name(),
+            module.range().base_address(),
+            module.range().size()
         );
     }
 
-    let open = module.find_export_by_name(None, "open").unwrap();
+    let open = Module::find_global_export_by_name("open").unwrap();
     interceptor.attach(open, &mut listener).unwrap();
 }
diff --git a/examples/gum/script/src/main.rs b/examples/gum/script/src/main.rs
index db1d2c9..cda14cf 100644
--- a/examples/gum/script/src/main.rs
+++ b/examples/gum/script/src/main.rs
@@ -28,7 +28,8 @@ pub fn main() {
     let payload = include_str!("script.js");
     println!("payload: {}", payload);
 
-    let backend = Backend::obtain_v8(&GUM);
+    //let backend = Backend::obtain_v8(&GUM);  // obtain_v8 cannot Script::load. `Err` value: Failed to create script
+    let backend = Backend::obtain_qjs(&GUM); // qjs works fine except failed to attach test2 on release mode
     let script = Script::load(&backend, "script.js", payload, Some(callback)).unwrap();
 
     let t2 = test2(987);
diff --git a/examples/gum/script/src/script.js b/examples/gum/script/src/script.js
index de6c01c..ed02614 100644
--- a/examples/gum/script/src/script.js
+++ b/examples/gum/script/src/script.js
@@ -3,10 +3,10 @@ console.log("[*] Hello, world!");
 /* Test a message containing some bytes */
 send("message", [0x10, 0x20, 0x30, 0x40]);
 
-const test1 = Module.getExportByName(null, "test1");
+const test1 = Module.getGlobalExportByName("test1");
 console.log(`[*] test1: ${test1}`);
 
-const test2 = Module.getExportByName(null, "test2");
+const test2 = Module.getGlobalExportByName("test2");
 console.log(`[*] test2: ${test2}`);
 
 /* Call test1 from our script */