diff --git a/firmware/Cerbo_Release/Cerbo Rollout Guidance.pdf b/firmware/Cerbo_Release/Cerbo Rollout Guidance.pdf
index db71e3813..ac81be705 100644
Binary files a/firmware/Cerbo_Release/Cerbo Rollout Guidance.pdf and b/firmware/Cerbo_Release/Cerbo Rollout Guidance.pdf differ
diff --git a/firmware/Cerbo_Release/update_Cerbo.py b/firmware/Cerbo_Release/update_Cerbo.py
index 188b2a32c..385fad2ce 100644
--- a/firmware/Cerbo_Release/update_Cerbo.py
+++ b/firmware/Cerbo_Release/update_Cerbo.py
@@ -88,6 +88,10 @@ async def import_pika(remote_host):
     command = f"{change_dir_command} && {install_command}"
     return await run_remote_command(remote_host, command)
 
+async def make_rclocal_executable(remote_host):
+    command = "chmod +x /data/rc.local"
+    return await run_remote_command(remote_host, command)
+
 async def reboot(remote_host):
     command = "reboot"
     return await run_remote_command(remote_host, command)
@@ -144,24 +148,30 @@ async def upload_files(remote_host,which_file):
         return f"An error occurred while uploading files: {str(e)}"
     
 async def check_connection(remote_host):
-    # Check if the remote host is reachable
-    ping_command = ['ping', '-c', '1', remote_host]
-    result = subprocess.run(ping_command, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
-    return result.returncode == 0
+    result = await run_remote_command(remote_host, 'echo Connection successful')
+    return "Connection successful" in result
 
 async def main(remote_host):
+    ##### 1. check connection ######
+    print("Check connection!")
+    if not await check_connection(remote_host):
+        sys.exit("Failed to ssh!")
     
     ##################################################### Part 1 ################################################################
-    ##### 1. upload VPN and battery files ######
-    print("Upload VPN and battery files!")
-    if(await upload_files(remote_host,1)!="All files uploaded successfully."):
-        sys.exit("Failed to upload files!")
-    else:
-        print(await upload_files(remote_host,1))
-
-    ##### 2. update firmware with normal image #####
     gx_type = await check_GX_type(remote_host)
     if gx_type == "einstein\n":
+        ##### 2. upload VPN and battery files ######
+        print("Upload VPN and battery files!")
+        if(await upload_files(remote_host,1)!="All files uploaded successfully."):
+            sys.exit("Failed to upload files!")
+        else:
+            print(await upload_files(remote_host,1))
+
+        ##### 3. upload VPN and battery files ######
+        print("Make rc.local executable!")
+        print(await make_rclocal_executable(remote_host))
+        
+        ##### 4. update firmware with normal image #####
         print("Update Cerbo GX firmware now!")
         print(await update_cerbo_firmware(remote_host))
     else:
@@ -169,23 +179,14 @@ async def main(remote_host):
     ##################################################### Part 1 ################################################################
 
     # Wait for remote computer to come back online
+    await asyncio.sleep(5)
     while not await check_connection(remote_host):
         print("Waiting for remote computer to come back online...")
-        await asyncio.sleep(10)  # Adjust timeout as needed
+        await asyncio.sleep(10)  # 10 seconds
 
-    ##################################################### Part 2 ################################################################
-    #### 3. udpate to MK3 #####
-    if (await check_mkVersion(remote_host) == "value = 1170212\n" and await check_allow_mkVersion_update_or_not(remote_host) == "0\n"):
-        print("Update MK3!")
-        print(await update_mkVersion(remote_host))
-    else:
-        print("No need to update to MK3!")
-
-    #### 4. import pika ####
-    print("Import pika!")
-    print(await import_pika(remote_host))
-
-    ##### 5. update firmware with large image #####
+    #################################################### Part 2 ################################################################
+ 
+    #### 5. update firmware with large image ####
     print("Set update feed to official release now!")
     print(await set_official_update_feed(remote_host))
     print("Enable large image now!")
@@ -196,34 +197,54 @@ async def main(remote_host):
         print(await update_firmware(remote_host))
     else:
         sys.exit("Failed to enable large image!")
-    ##################################################### Part 2 ################################################################
+    #################################################### Part 2 ################################################################
 
     # Wait for remote computer to come back online
+    await asyncio.sleep(5)
     while not await check_connection(remote_host):
         print("Waiting for remote computer to come back online...")
-        await asyncio.sleep(10)  # Adjust timeout as needed
+        await asyncio.sleep(10)  # 10 seconds
 
     ##################################################### Part 3 ################################################################
     #### 6. resize /dev/root #####
     print("Resize /dev/root now!")
-    print(await resize(remote_host))
+    resize_result = await resize(remote_host)
+    if "Failed" in resize_result:
+        sys.exit(f"Failed to resize: {resize_result}")
+    else:
+        print(resize_result)
+    
+    #### 7. import pika ####
+    print("Import pika!")
+    import_result = await import_pika(remote_host)
+    if "Failed" in import_result:
+        sys.exit(f"Failed to import pika: {import_result}")
+    else:
+        print(import_result)
 
-    #### 7. enable Node Red #####
+    #### 8. udpate to MK3 #####
+    if (await check_mkVersion(remote_host) == "value = 1170212\n" and await check_allow_mkVersion_update_or_not(remote_host) == "0\n"):
+        print("Update MK3!")
+        print(await update_mkVersion(remote_host))
+    else:
+        print("No need to update to MK3!")
+
+    #### 9. enable Node Red #####
     print("Enable Node Red now!")
     print(await enable_NodeRed(remote_host))
     if(await check_NodeRed_enabled_or_not(remote_host) == "value = 1\n"):
-        ##### 8. download Node Red Dashboard #####
+        ##### 10. download Node Red Dashboard #####
         print("Download Node Red Dashboard now!")
         print(await download_node_red_dashboard(remote_host))
     else:
         sys.exit("Failed to enable Node Red!")
 
-    ##### 9. upload files related to Node Red #####
+    ##### 11. upload files related to Node Red #####
     print("Upload files related to Node Red now!")
     if(await upload_files(remote_host,2)!="All files uploaded successfully."):
         sys.exit("Failed to upload files!")
 
-    #### 10. restart Node Red to load and deploy flows #####
+    #### 12. restart Node Red to load and deploy flows #####
     print("Disable Node Red!")
     if(await disable_NodeRed(remote_host) == "retval = 0\n"):
         print("Re-enable Node Red!")