diff --git a/src/containerapp/azext_containerapp/_help.py b/src/containerapp/azext_containerapp/_help.py
index 3a5fa25e5dc..cb5126c3f61 100644
--- a/src/containerapp/azext_containerapp/_help.py
+++ b/src/containerapp/azext_containerapp/_help.py
@@ -145,13 +145,13 @@
           az containerapp revision deactivate -n MyContainerapp -g MyResourceGroup --revision-name MyContainerappRevision
 """
 
-helps['containerapp revision mode set'] = """
+helps['containerapp revision set-mode'] = """
     type: command
     short-summary: Set the revision mode of a container app.
     examples:
     - name: Set a container app to single revision mode.
       text: |
-          az containerapp revision mode set-n MyContainerapp -g MyResourceGroup --mode Single 
+          az containerapp revision set-mode -n MyContainerapp -g MyResourceGroup --mode Single 
 """
 
 helps['containerapp revision copy'] = """
@@ -164,15 +164,6 @@
               --from-revision PreviousRevisionName --cpu 0.75 --memory 1.5Gi
 """
 
-helps['containerapp revision mode set'] = """
-    type: command
-    short-summary: Set the revision mode of a Containerapp.
-    examples:
-    - name: Set the revision mode of a Containerapp.
-      text: |
-          az containerapp revision set --mode Single -n MyContainerapp -g MyResourceGroup
-"""
-
 helps['containerapp revision copy'] = """
     type: command
     short-summary: Create a revision based on a previous revision.
@@ -238,6 +229,47 @@
           az containerapp env list -g MyResourceGroup
 """
 
+helps['containerapp env dapr-component'] = """
+    type: group
+    short-summary: Commands to manage Container App environment dapr components.
+"""
+
+helps['containerapp env dapr-component list'] = """
+    type: command
+    short-summary: List dapr components for a Containerapp environment.
+    examples:
+    - name: List dapr components for a Containerapp environment.
+      text: |
+          az containerapp env dapr-component list -g MyResourceGroup --environment-name MyEnvironment
+"""
+
+helps['containerapp env dapr-component show'] = """
+    type: command
+    short-summary: Show the details of a dapr component.
+    examples:
+    - name: Show the details of a dapr component.
+      text: |
+          az containerapp env dapr-component show -g MyResourceGroup --dapr-component-name MyDaprComponenetName --environment-name MyEnvironment
+"""
+
+helps['containerapp env dapr-component set'] = """
+    type: command
+    short-summary: Create or update a dapr component.
+    examples:
+    - name: Create a dapr component.
+      text: |
+          az containerapp env dapr-component set -g MyResourceGroup --environment-name MyEnv --yaml MyYAMLPath --name MyDaprName
+"""
+
+helps['containerapp env dapr-component remove'] = """
+    type: command
+    short-summary: Remove a dapr componenet from a Containerapp environment.
+    examples:
+    - name: Remove a dapr componenet from a Containerapp environment.
+      text: |
+          az containerapp env dapr-component remove -g MyResourceGroup --dapr-component-name MyDaprComponenetName --environment-name MyEnvironment
+"""
+
 # Identity Commands
 helps['containerapp identity'] = """
     type: group
@@ -374,13 +406,13 @@
   
 """
 
-helps['containerapp registry delete'] = """
+helps['containerapp registry remove'] = """
     type: command
     short-summary: Remove a container registry's details.
     examples:
     - name: Remove a registry from a Containerapp.
       text: |
-          az containerapp registry delete -n MyContainerapp -g MyResourceGroup --server MyContainerappRegistry.azurecr.io
+          az containerapp registry remove -n MyContainerapp -g MyResourceGroup --server MyContainerappRegistry.azurecr.io
 """
 
 # Secret Commands
@@ -407,13 +439,13 @@
           az containerapp secret list -n MyContainerapp -g MyResourceGroup
 """
 
-helps['containerapp secret delete'] = """
+helps['containerapp secret remove'] = """
     type: command
-    short-summary: Delete secrets from a container app.
+    short-summary: Remove secrets from a container app.
     examples:
-    - name: Delete secrets from a container app.
+    - name: Remove secrets from a container app.
       text: |
-          az containerapp secret delete -n MyContainerapp -g MyResourceGroup --secret-names MySecret MySecret2
+          az containerapp secret remove -n MyContainerapp -g MyResourceGroup --secret-names MySecret MySecret2
 """
 
 helps['containerapp secret set'] = """
@@ -504,39 +536,3 @@
       text: |
           az containerapp dapr disable -n MyContainerapp -g MyResourceGroup
 """
-
-helps['containerapp dapr list'] = """
-    type: command
-    short-summary: List Dapr components.
-    examples:
-    - name: List Dapr components for a Container Apps environment.
-      text: |
-          az containerapp dapr list -g MyResourceGroup --environment-name MyEnvironment
-"""
-
-helps['containerapp dapr show'] = """
-    type: command
-    short-summary: Show the details of a Dapr component.
-    examples:
-    - name: Show the details of a Dapr component.
-      text: |
-          az containerapp dapr show -g MyResourceGroup --dapr-component-name MyDaprComponenetName --environment-name MyEnvironment
-"""
-
-helps['containerapp dapr set'] = """
-    type: command
-    short-summary: Create or update a Dapr component.
-    examples:
-    - name: Create a Dapr component.
-      text: |
-          az containerapp dapr set -g MyResourceGroup --environment-name MyEnv --yaml my-component.yaml --name MyDaprName
-"""
-
-helps['containerapp dapr remove'] = """
-    type: command
-    short-summary: Remove a Dapr component.
-    examples:
-    - name: Remove a Dapr component.
-      text: |
-          az containerapp dapr delete -g MyResourceGroup --dapr-component-name MyDaprComponenetName --environment-name MyEnvironment
-"""
\ No newline at end of file
diff --git a/src/containerapp/azext_containerapp/_params.py b/src/containerapp/azext_containerapp/_params.py
index 85ee7f4239e..1d3e3b6dc27 100644
--- a/src/containerapp/azext_containerapp/_params.py
+++ b/src/containerapp/azext_containerapp/_params.py
@@ -40,6 +40,13 @@ def load_arguments(self, _):
         c.argument('args', nargs='*', options_list=['--args'], help="A list of container startup command argument(s). Space-separated values e.g. \"-c\" \"mycommand\". Empty string to clear existing values")
         c.argument('revision_suffix', type=str, options_list=['--revision-suffix'], help='User friendly suffix that is appended to the revision name')
 
+    # Env vars
+    with self.argument_context('containerapp', arg_group='Environment variables (Creates new revision)') as c:
+        c.argument('set_env_vars', options_list=['--set-env-vars, --env-vars'], nargs='*', help="A list of environment variable(s) to add to the container. Space-separated values in 'key=value' format. If stored as a secret, value must start with \'secretref:\' followed by the secret name.")
+        c.argument('remove_env_vars', nargs='*', help="A list of environment variable(s) to remove from container. Space-separated env var name values.")
+        c.argument('replace_env_vars', nargs='*', help="A list of environment variable(s) to replace from the container. Space-separated values in 'key=value' format. If stored as a secret, value must start with \'secretref:\' followed by the secret name.")
+        c.argument('remove_all_env_vars', help="Option to remove all environment variable(s) from the container.")
+
     # Scale
     with self.argument_context('containerapp', arg_group='Scale (Creates new revision)') as c:
         c.argument('min_replicas', type=int, options_list=['--min-replicas'], help="The minimum number of replicas.")
@@ -147,12 +154,21 @@ def load_arguments(self, _):
     with self.argument_context('containerapp secret set') as c:
         c.argument('secrets', nargs='+', options_list=['--secrets', '-s'], help="A list of secret(s) for the container app. Space-separated values in 'key=value' format.")
 
-    with self.argument_context('containerapp secret delete') as c:
+    with self.argument_context('containerapp secret remove') as c:
         c.argument('secret_names', nargs='+', help="A list of secret(s) for the container app. Space-separated secret values names.")
 
-    with self.argument_context('containerapp dapr') as c:
-        c.argument('dapr_app_id', help="The Dapr app id.")
-        c.argument('dapr_app_port', help="The port Dapr uses to talk to the application.")
-        c.argument('dapr_app_protocol', help="The protocol Dapr uses to talk to the application. Allowed values: grpc, http.")
-        c.argument('dapr_component_name', help="The Dapr component name.")
-        c.argument('environment_name', help="The Container Apps environment name.")
+    with self.argument_context('containerapp env dapr-component') as c:
+        c.argument('dapr_app_id', help="The dapr app id.")
+        c.argument('dapr_app_port', help="The port of your app.")
+        c.argument('dapr_app_protocol', help="Tells Dapr which protocol your application is using.  Allowed values: grpc, http.")
+        c.argument('dapr_component_name', help="The dapr component name.")
+        c.argument('environment_name', options_list=['--name','-n'], help="The environment name.")
+
+    with self.argument_context('containerapp revision set-mode') as c:
+        c.argument('mode', arg_type=get_enum_type(['single', 'multiple']), help="The active revisions mode for the container app.")
+
+    with self.argument_context('containerapp registry') as c:
+        c.argument('server', help="The container registry server, e.g. myregistry.azurecr.io")
+        c.argument('username', help='The username of the registry. If using Azure Container Registry, we will try to infer the credentials if not supplied')
+        c.argument('password', help='The password of the registry. If using Azure Container Registry, we will try to infer the credentials if not supplied')
+
diff --git a/src/containerapp/azext_containerapp/_utils.py b/src/containerapp/azext_containerapp/_utils.py
index 297ce4904ba..1c5a10e5d29 100644
--- a/src/containerapp/azext_containerapp/_utils.py
+++ b/src/containerapp/azext_containerapp/_utils.py
@@ -116,6 +116,12 @@ def parse_secret_flags(secret_list):
 
     return secret_var_def
 
+def _update_revision_env_secretrefs(containers, name):
+    for container in containers:
+        if "env" in container: 
+            for var in container["env"]:
+                if "secretRef" in var:
+                    var["secretRef"] = var["secretRef"].replace("{}-".format(name), "")
 
 def store_as_secret_and_return_secret_ref(secrets_list, registry_user, registry_server, registry_pass, update_existing_secret=False):
     if registry_pass.startswith("secretref:"):
@@ -328,7 +334,7 @@ def _remove_secret(containerapp_def, secret_name):
             containerapp_def["properties"]["configuration"]["secrets"].pop(i)
             break
 
-def _add_or_update_env_vars(existing_env_vars, new_env_vars):
+def _add_or_update_env_vars(existing_env_vars, new_env_vars, is_add=False):
     for new_env_var in new_env_vars:
 
         # Check if updating existing env var
@@ -336,6 +342,8 @@ def _add_or_update_env_vars(existing_env_vars, new_env_vars):
         for existing_env_var in existing_env_vars:
             if existing_env_var["name"].lower() == new_env_var["name"].lower():
                 is_existing = True
+                if is_add:
+                    logger.warning("Environment variable {} already exists. Replacing environment variable value.".format(new_env_var["name"]))
 
                 if "value" in new_env_var:
                     existing_env_var["value"] = new_env_var["value"]
@@ -350,8 +358,25 @@ def _add_or_update_env_vars(existing_env_vars, new_env_vars):
 
         # If not updating existing env var, add it as a new env var
         if not is_existing:
+            if not is_add:
+                logger.warning("Environment variable {} does not exist. Adding as new environment variable.".format(new_env_var["name"]))
             existing_env_vars.append(new_env_var)
 
+def _remove_env_vars(existing_env_vars, remove_env_vars):
+    for old_env_var in remove_env_vars:
+
+        # Check if updating existing env var
+        is_existing = False
+        for i in range(0, len(existing_env_vars)):
+            existing_env_var = existing_env_vars[i]
+            if existing_env_var["name"].lower() == old_env_var.lower():
+                is_existing = True
+                existing_env_vars.pop(i)
+                break
+
+        # If not updating existing env var, add it as a new env var
+        if not is_existing:
+            logger.warning("Environment variable {} does not exist.".format(old_env_var))
 
 def _add_or_update_tags(containerapp_def, tags):
     if 'tags' not in containerapp_def:
diff --git a/src/containerapp/azext_containerapp/commands.py b/src/containerapp/azext_containerapp/commands.py
index 40e422bb532..9fd58c7575c 100644
--- a/src/containerapp/azext_containerapp/commands.py
+++ b/src/containerapp/azext_containerapp/commands.py
@@ -26,7 +26,7 @@ def transform_containerapp_list_output(apps):
 
 
 def transform_revision_output(rev):
-    props = ['name', 'replicas', 'active', 'createdTime']
+    props = ['name', 'active', 'createdTime', 'trafficWeight']
     result = {k: rev['properties'][k] for k in rev['properties'] if k in props}
 
     if 'name' in rev:
@@ -50,7 +50,6 @@ def load_command_table(self, _):
         g.custom_command('update', 'update_containerapp', supports_no_wait=True, exception_handler=ex_handler_factory())
         g.custom_command('delete', 'delete_containerapp', exception_handler=ex_handler_factory())
 
-
     with self.command_group('containerapp env') as g:
         g.custom_command('show', 'show_managed_environment')
         g.custom_command('list', 'list_managed_environments')
@@ -58,13 +57,17 @@ def load_command_table(self, _):
         # g.custom_command('update', 'update_managed_environment', supports_no_wait=True, exception_handler=ex_handler_factory())
         g.custom_command('delete', 'delete_managed_environment', supports_no_wait=True, confirmation=True, exception_handler=ex_handler_factory())
 
+    with self.command_group('containerapp env dapr-component') as g:
+        g.custom_command('list', 'list_dapr_components')
+        g.custom_command('show', 'show_dapr_component')
+        g.custom_command('set', 'create_or_update_dapr_component')
+        g.custom_command('remove', 'remove_dapr_component')
 
     with self.command_group('containerapp identity') as g:
         g.custom_command('assign', 'assign_managed_identity', supports_no_wait=True, exception_handler=ex_handler_factory())
         g.custom_command('remove', 'remove_managed_identity', supports_no_wait=True, exception_handler=ex_handler_factory())
         g.custom_command('show', 'show_managed_identity')
 
-
     with self.command_group('containerapp github-action') as g:
         g.custom_command('add', 'create_or_update_github_action', exception_handler=ex_handler_factory())
         g.custom_command('show', 'show_github_action',  exception_handler=ex_handler_factory())
@@ -77,9 +80,7 @@ def load_command_table(self, _):
         g.custom_command('restart', 'restart_revision')
         g.custom_command('show', 'show_revision', table_transformer=transform_revision_output, exception_handler=ex_handler_factory())
         g.custom_command('copy', 'copy_revision', exception_handler=ex_handler_factory())
-
-    with self.command_group('containerapp revision mode') as g:
-        g.custom_command('set', 'set_revision_mode', exception_handler=ex_handler_factory())
+        g.custom_command('set-mode', 'set_revision_mode', exception_handler=ex_handler_factory())
 
     with self.command_group('containerapp ingress') as g:
         g.custom_command('enable', 'enable_ingress', exception_handler=ex_handler_factory())
@@ -94,19 +95,15 @@ def load_command_table(self, _):
         g.custom_command('set', 'set_registry', exception_handler=ex_handler_factory())
         g.custom_command('show', 'show_registry')
         g.custom_command('list', 'list_registry')
-        g.custom_command('delete', 'delete_registry', exception_handler=ex_handler_factory())
+        g.custom_command('remove', 'remove_registry', exception_handler=ex_handler_factory())
 
     with self.command_group('containerapp secret') as g:
         g.custom_command('list', 'list_secrets')
         g.custom_command('show', 'show_secret')
-        g.custom_command('delete', 'delete_secrets', exception_handler=ex_handler_factory())
+        g.custom_command('remove', 'remove_secrets', exception_handler=ex_handler_factory())
         g.custom_command('set', 'set_secrets', exception_handler=ex_handler_factory())
 
     with self.command_group('containerapp dapr') as g:
         g.custom_command('enable', 'enable_dapr', exception_handler=ex_handler_factory())
         g.custom_command('disable', 'disable_dapr', exception_handler=ex_handler_factory())
-        g.custom_command('list', 'list_dapr_components')
-        g.custom_command('show', 'show_dapr_component')
-        g.custom_command('set', 'create_or_update_dapr_component')
-        g.custom_command('remove', 'remove_dapr_component')
 
diff --git a/src/containerapp/azext_containerapp/custom.py b/src/containerapp/azext_containerapp/custom.py
index 1fcb7c2176b..961fbd500f0 100644
--- a/src/containerapp/azext_containerapp/custom.py
+++ b/src/containerapp/azext_containerapp/custom.py
@@ -45,7 +45,7 @@
                     _object_to_dict, _add_or_update_secrets, _remove_additional_attributes, _remove_readonly_attributes,
                     _add_or_update_env_vars, _add_or_update_tags, update_nested_dictionary, _update_traffic_weights,
                     _get_app_from_revision, raise_missing_token_suggestion, _infer_acr_credentials, _remove_registry_secret, _remove_secret, 
-                    _ensure_identity_resource_id, _remove_dapr_readonly_attributes, _registry_exists)
+                    _ensure_identity_resource_id, _remove_dapr_readonly_attributes, _registry_exists, _remove_env_vars, _update_revision_env_secretrefs)
 
 logger = get_logger(__name__)
 
@@ -126,8 +126,10 @@ def update_containerapp_yaml(cmd, name, resource_group_name, file_name, from_rev
             r = ContainerAppClient.show_revision(cmd=cmd, resource_group_name=resource_group_name, container_app_name=name, name=from_revision)
         except CLIError as e:
             handle_raw_exception(e)
+        
+        _update_revision_env_secretrefs(r["properties"]["template"]["containers"], name)
         current_containerapp_def["properties"]["template"] = r["properties"]["template"]
-
+    
     # Deserialize the yaml into a ContainerApp object. Need this since we're not using SDK
     try:
         deserializer = create_deserializer()
@@ -497,7 +499,10 @@ def update_containerapp(cmd,
                         max_replicas=None,
                         revisions_mode=None,
                         secrets=None,
-                        env_vars=None,
+                        set_env_vars=None,
+                        remove_env_vars=None,
+                        replace_env_vars=None,
+                        remove_all_env_vars=False,
                         cpu=None,
                         memory=None,
                         registry_server=None,
@@ -512,7 +517,7 @@ def update_containerapp(cmd,
 
     if yaml:
         if image or min_replicas or max_replicas or\
-            revisions_mode or secrets or env_vars or cpu or memory or registry_server or\
+            revisions_mode or secrets or set_env_vars or remove_env_vars or replace_env_vars or remove_all_env_vars or cpu or memory or registry_server or\
             registry_user or registry_pass or\
             startup_command or args or tags:
             logger.warning('Additional flags were passed along with --yaml. These flags will be ignored, and the configuration defined in the yaml will be used instead')
@@ -539,7 +544,7 @@ def update_containerapp(cmd,
     update_map['secrets'] = secrets is not None
     update_map['registries'] = registry_server or registry_user or registry_pass
     update_map['scale'] = min_replicas or max_replicas
-    update_map['container'] = image or container_name or env_vars is not None or cpu or memory or startup_command is not None or args is not None
+    update_map['container'] = image or container_name or set_env_vars is not None or remove_env_vars is not None or replace_env_vars is not None or remove_all_env_vars or cpu or memory or startup_command is not None or args is not None
     update_map['configuration'] = update_map['secrets'] or update_map['registries'] or revisions_mode is not None
 
     if tags:
@@ -564,13 +569,28 @@ def update_containerapp(cmd,
 
                 if image is not None:
                     c["image"] = image
-                if env_vars is not None:
-                    if isinstance(env_vars, list) and not env_vars:
+
+                if set_env_vars is not None:
+                    if "env" not in c or not c["env"]:
                         c["env"] = []
-                    else:
-                        if "env" not in c or not c["env"]:
-                            c["env"] = []
-                        _add_or_update_env_vars(c["env"], parse_env_var_flags(env_vars))
+                    # env vars
+                    _add_or_update_env_vars(c["env"], parse_env_var_flags(set_env_vars), is_add=True)
+
+                if replace_env_vars is not None:
+                    if "env" not in c or not c["env"]:
+                        c["env"] = []
+                    # env vars
+                    _add_or_update_env_vars(c["env"], parse_env_var_flags(replace_env_vars))
+
+                if remove_env_vars is not None:
+                    if "env" not in c or not c["env"]:
+                        c["env"] = []
+                    # env vars
+                    _remove_env_vars(c["env"], remove_env_vars)
+
+                if remove_all_env_vars:
+                    c["env"] = []
+
                 if startup_command is not None:
                     if isinstance(startup_command, list) and not startup_command:
                         c["command"] = None
@@ -607,8 +627,23 @@ def update_containerapp(cmd,
             container_def = ContainerModel
             container_def["name"] = container_name
             container_def["image"] = image
-            if env_vars is not None:
-                container_def["env"] = parse_env_var_flags(env_vars)
+            container_def["env"] = []
+
+            if set_env_vars is not None:
+                # env vars
+                _add_or_update_env_vars(container_def["env"], parse_env_var_flags(set_env_vars), is_add=True)
+
+            if replace_env_vars is not None:
+                # env vars
+                _add_or_update_env_vars(container_def["env"], parse_env_var_flags(replace_env_vars))
+
+            if remove_env_vars is not None:
+                # env vars
+                _remove_env_vars(container_def["env"], remove_env_vars)
+
+            if remove_all_env_vars:
+                container_def["env"] = []
+
             if startup_command is not None:
                 if isinstance(startup_command, list) and not startup_command:
                     container_def["command"] = None
@@ -1284,16 +1319,19 @@ def deactivate_revision(cmd, resource_group_name, revision_name, name=None):
         handle_raw_exception(e)
 
 def copy_revision(cmd,
-                  name,
                   resource_group_name,
                   from_revision=None,
                   #label=None,
+                  name=None,
                   yaml=None,
                   image=None,
                   container_name=None,
                   min_replicas=None,
                   max_replicas=None,
-                  env_vars=None,
+                  set_env_vars=None,
+                  replace_env_vars=None,
+                  remove_env_vars=None,
+                  remove_all_env_vars=False,
                   cpu=None,
                   memory=None,
                   revision_suffix=None,
@@ -1303,12 +1341,16 @@ def copy_revision(cmd,
                   no_wait=False):
     _validate_subscription_registered(cmd, "Microsoft.App")
 
-    if not from_revision:
-        from_revision = containerapp_def["properties"]["latestRevisionName"]
+    if not name and not from_revision:
+        raise RequiredArgumentMissingError('Usage error: --name is required if not using --from-revision.')
+
+    if not name:
+        name = _get_app_from_revision(from_revision)
 
     if yaml:
         if image or min_replicas or max_replicas or\
-            env_vars or cpu or memory or \
+            set_env_vars or replace_env_vars or remove_env_vars or \
+            remove_all_env_vars or cpu or memory or \
             startup_command or args or tags:
             logger.warning('Additional flags were passed along with --yaml. These flags will be ignored, and the configuration defined in the yaml will be used instead')
         return update_containerapp_yaml(cmd=cmd, name=name, resource_group_name=resource_group_name, file_name=yaml, from_revision=from_revision, no_wait=no_wait)
@@ -1322,13 +1364,15 @@ def copy_revision(cmd,
     if not containerapp_def:
         raise CLIError("The containerapp '{}' does not exist".format(name))
 
-    try:
-        r = ContainerAppClient.show_revision(cmd=cmd, resource_group_name=resource_group_name, container_app_name=name, name=from_revision)
-    except CLIError as e:
-        # Error handle the case where revision not found?
-        handle_raw_exception(e)
+    if from_revision:
+        try:
+            r = ContainerAppClient.show_revision(cmd=cmd, resource_group_name=resource_group_name, container_app_name=name, name=from_revision)
+        except CLIError as e:
+            # Error handle the case where revision not found?
+            handle_raw_exception(e)
 
-    containerapp_def["properties"]["template"] = r["properties"]["template"]
+        _update_revision_env_secretrefs(r["properties"]["template"]["containers"], name)
+        containerapp_def["properties"]["template"] = r["properties"]["template"]
 
     # Doing this while API has bug. If env var is an empty string, API doesn't return "value" even though the "value" should be an empty string
     if "properties" in containerapp_def and "template" in containerapp_def["properties"] and "containers" in containerapp_def["properties"]["template"]:
@@ -1340,7 +1384,7 @@ def copy_revision(cmd,
 
     update_map = {}
     update_map['scale'] = min_replicas or max_replicas
-    update_map['container'] = image or container_name or env_vars or cpu or memory or startup_command is not None or args is not None
+    update_map['container'] = image or container_name or set_env_vars or replace_env_vars or remove_env_vars or remove_all_env_vars or cpu or memory or startup_command is not None or args is not None
 
     if tags:
         _add_or_update_tags(containerapp_def, tags)
@@ -1364,10 +1408,28 @@ def copy_revision(cmd,
 
                 if image is not None:
                     c["image"] = image
-                if env_vars is not None:
+
+                if set_env_vars is not None:
+                    if "env" not in c or not c["env"]:
+                        c["env"] = []
+                    # env vars
+                    _add_or_update_env_vars(c["env"], parse_env_var_flags(set_env_vars), is_add=True)
+
+                if replace_env_vars is not None:
+                    if "env" not in c or not c["env"]:
+                        c["env"] = []
+                    # env vars
+                    _add_or_update_env_vars(c["env"], parse_env_var_flags(replace_env_vars))
+
+                if remove_env_vars is not None:
                     if "env" not in c or not c["env"]:
                         c["env"] = []
-                    _add_or_update_env_vars(c["env"], parse_env_var_flags(env_vars))
+                    # env vars
+                    _remove_env_vars(c["env"], remove_env_vars)
+
+                if remove_all_env_vars:
+                    c["env"] = []
+
                 if startup_command is not None:
                     if isinstance(startup_command, list) and not startup_command:
                         c["command"] = None
@@ -1404,8 +1466,22 @@ def copy_revision(cmd,
             container_def = ContainerModel
             container_def["name"] = container_name
             container_def["image"] = image
-            if env_vars is not None:
-                container_def["env"] = parse_env_var_flags(env_vars)
+
+            if set_env_vars is not None:
+                # env vars
+                _add_or_update_env_vars(container_def["env"], parse_env_var_flags(set_env_vars), is_add=True)
+
+            if replace_env_vars is not None:
+                # env vars
+                _add_or_update_env_vars(container_def["env"], parse_env_var_flags(replace_env_vars))
+
+            if remove_env_vars is not None:
+                # env vars
+                _remove_env_vars(container_def["env"], remove_env_vars)
+
+            if remove_all_env_vars:
+                container_def["env"] = []
+
             if startup_command is not None:
                 if isinstance(startup_command, list) and not startup_command:
                     container_def["command"] = None
@@ -1706,7 +1782,7 @@ def set_registry(cmd, name, resource_group_name, server, username=None, password
     except Exception as e:
         handle_raw_exception(e)
 
-def delete_registry(cmd, name, resource_group_name, server, no_wait=False):
+def remove_registry(cmd, name, resource_group_name, server, no_wait=False):
     _validate_subscription_registered(cmd, "Microsoft.App")
 
     containerapp_def = None
@@ -1789,7 +1865,7 @@ def show_secret(cmd, name, resource_group_name, secret_name):
             return secret
     raise CLIError("The containerapp {} does not have a secret assigned with name {}.".format(name, secret_name))
 
-def delete_secrets(cmd, name, resource_group_name, secret_names, no_wait = False):
+def remove_secrets(cmd, name, resource_group_name, secret_names, no_wait = False):
     _validate_subscription_registered(cmd, "Microsoft.App")
 
     containerapp_def = None