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diff --git a/blueprints/iotgateway/playbooks/roles/k3s/tasks/uninstall.yml b/blueprints/iotgateway/playbooks/roles/k3s/tasks/uninstall.yml
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+++ b/blueprints/iotgateway/playbooks/roles/k3s/tasks/uninstall.yml
@@ -0,0 +1,39 @@
+# Copyright 2020 Huawei Technologies Co., Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+---
+- name: check whether k3s is already installed
+  shell:
+    cmd: which k3s
+  register: result
+  ignore_errors: yes
+  no_log: True
+
+- debug:
+    msg: Uninstalling k3s...
+  when: result.stdout != ""
+
+- debug:
+    msg: "UNINSTALL: Ignore Uninstall Log , K3s not installed"
+  when: result.stdout == ""
+
+- name: "UNINSTALL: kill k3s"
+  shell:
+    cmd: k3s-killall.sh
+  when: result is succeeded
+
+- name: "UNINSTALL: uninstall k3s"
+  shell:
+    cmd: k3s-uninstall.sh
+  when: result is succeeded