diff --git a/desktop_env/desktop_env.py b/desktop_env/desktop_env.py
index 6a58fe9..49e2672 100644
--- a/desktop_env/desktop_env.py
+++ b/desktop_env/desktop_env.py
@@ -163,6 +163,7 @@ class DesktopEnv(gym.Env):
         self.vlc_port = 8080
         
         # Initialize with default (no proxy) provider
+        self.current_use_proxy = False
         self.manager, self.provider = create_vm_manager_and_provider(provider_name, region, use_proxy=False)
 
         self.os_type = os_type
@@ -267,6 +268,17 @@ class DesktopEnv(gym.Env):
             # Only revert to snapshot if environment has been used (step/setup)
             # This optimization is especially important for cloud providers like AWS
             # where unnecessary snapshot operations are costly and time-consuming
+            
+            if task_config is not None:
+                # Only consider task proxy requirement if proxy is enabled at system level
+                task_use_proxy = task_config.get("proxy", False) and self.enable_proxy
+                if not self.enable_proxy and task_config.get("proxy", False):
+                    logger.info("Task requires proxy but proxy is disabled at system level, ignoring proxy requirement.")
+                
+                if task_use_proxy != self.current_use_proxy:
+                    # keep because get_info_from_website depend on this
+                    self.current_use_proxy = task_use_proxy
+            
             if self.is_environment_used:
                 logger.info("Environment has been used, reverting to snapshot {}...".format(self.snapshot_name))
                 self._revert_to_snapshot()
diff --git a/run_multienv_claude.py b/run_multienv_claude.py
index 69bcd73..34be152 100644
--- a/run_multienv_claude.py
+++ b/run_multienv_claude.py
@@ -16,8 +16,6 @@ import lib_run_single
 from desktop_env.desktop_env import DesktopEnv
 from mm_agents.anthropic import AnthropicAgent as PromptAgent
 
-import fake_run_single as lib_run_single
-from test_env import DesktopEnv
 
 # .env
 from dotenv import load_dotenv