diff --git a/eulerlauncher/backends/mac/image_handler.py b/eulerlauncher/backends/mac/image_handler.py
index 122ac766a76348fd30d806c1017c3ef6355af89d..8b022e26b5313e615a34d92de9d51d5295cb4409 100644
--- a/eulerlauncher/backends/mac/image_handler.py
+++ b/eulerlauncher/backends/mac/image_handler.py
@@ -48,7 +48,7 @@ class MacImageHandler(object):
             self.LOG.debug(' '.join(download_cmd))
             subprocess.call(' '.join(download_cmd), shell=True)
             #wget.download(url=images['remote'][img_to_download]['path'], out=os.path.join(self.image_dir, img_name), bar=None)
-            self.LOG.debug(f'Image: {img_to_download} succesfully downloaded from remote repo ...')
+            self.LOG.debug(f'Image: {img_to_download} successfully downloaded from remote repo ...')
     
         # Decompress the image
         self.LOG.debug(f'Decompressing image file: {img_name} ...')
diff --git a/eulerlauncher/backends/mac/instance_handler.py b/eulerlauncher/backends/mac/instance_handler.py
index 53152dce787a833672a880448cde410961445174..2162852b28892b896ff77fd02a3330708e0b534e 100644
--- a/eulerlauncher/backends/mac/instance_handler.py
+++ b/eulerlauncher/backends/mac/instance_handler.py
@@ -166,7 +166,7 @@ class MacInstanceHandler(object):
             if instance_pid in psutil.pids() and \
                 psutil.Process(instance_pid).is_running():
                 psutil.Process(instance_pid).kill()
-                self.LOG.debug(f'Instance: {name} with PID {instance_pid} succesfully killed ...')
+                self.LOG.debug(f'Instance: {name} with PID {instance_pid} successfully killed ...')
             else:
                 self.LOG.debug(f'Instance: {name} with PID {instance_pid} already stopped, skip ...')
         else:
@@ -195,7 +195,7 @@ class MacInstanceHandler(object):
         shutil.copyfile(vm_root_disk_src_path, vm_root_disk_dst_path)
         self.delete_instance(name, instance_record, all_instances)
         self.driver.take_and_export_snapshot(snapshot_name, vm_root_disk_dst_path, snapshot_name, dest_path)
-        # a little hack here, since the running vm's image is already deleted, change the local image path to the copyed image path
+        # a little hack here, since the running vm's image is already deleted, change the local image path to the copied image path
         all_images['local'][vm_img_id]['path'] = vm_root_disk_dst_path
         self.create_instance(name, vm_img_id, instance_record, all_instances, all_images, True, mac_address, vm_uuid, 'x86')
         os.remove(vm_root_disk_dst_path)
diff --git a/eulerlauncher/backends/win/image_handler.py b/eulerlauncher/backends/win/image_handler.py
index f0398a57ec5187b96035c5ad7f4f6a04487f6e3c..fe20238c47da8e6ea785421c88d0e3f30a44403f 100644
--- a/eulerlauncher/backends/win/image_handler.py
+++ b/eulerlauncher/backends/win/image_handler.py
@@ -46,7 +46,7 @@ class WinImageHandler(object):
             images['local'][img_to_download] = img_dict
             omni_utils.save_json_data(self.image_record_file, images)
             wget.download(url=images['remote'][img_to_download]['path'], out=os.path.join(self.image_dir, img_name), bar=progress_bar)
-            self.LOG.debug(f'Image: {img_to_download} succesfully downloaded from remote repo ...')
+            self.LOG.debug(f'Image: {img_to_download} successfully downloaded from remote repo ...')
     
         # Decompress the image
         self.LOG.debug(f'Decompressing image file: {img_name} ...')
diff --git a/eulerlauncher/backends/win/instance_handler.py b/eulerlauncher/backends/win/instance_handler.py
index 1eaf855f286c299e7b7205907a8f5e95ad641bc4..b21c98b4606c7ba05ad47cda06d01fa72d5a342a 100644
--- a/eulerlauncher/backends/win/instance_handler.py
+++ b/eulerlauncher/backends/win/instance_handler.py
@@ -136,7 +136,7 @@ class WinInstanceHandler(object):
                     if child.pid in psutil.pids() and \
                         child.is_running():
                         child.kill()
-                        self.LOG.debug(f'Instance: {child.name()} with PID {child.pid} succesfully killed ...')
+                        self.LOG.debug(f'Instance: {child.name()} with PID {child.pid} successfully killed ...')
                     else:
                         self.LOG.debug(f'Instance: {child.name()} with PID {child.pid} already stopped, skip ...')
 
diff --git a/eulerlauncher/services/instance_service.py b/eulerlauncher/services/instance_service.py
index 448949130c356dd194b459c3cbcb539fa14ff788..018063d98d82b82617f6c955f3e933c40bcea4a6 100644
--- a/eulerlauncher/services/instance_service.py
+++ b/eulerlauncher/services/instance_service.py
@@ -73,7 +73,7 @@ class InstanceService(instances_pb2_grpc.InstanceGrpcServiceServicer):
         
         check_result = self.backend.check_names(request.name, all_instances)
         if check_result == 1:
-            msg = f'Error: Instance with name {request.name} already exist in exixting Hyper-V or Qemu backend, please specify another name.'
+            msg = f'Error: Instance with name {request.name} already exist in existing Hyper-V or Qemu backend, please specify another name.'
             return instances_pb2.CreateInstanceResponse(ret=2, msg=msg)
 
         vm = self.backend.create_instance(