diff --git a/SOL003/VNFLifecycleManagement-API_egm/IndividualVNFInstance.robot b/SOL003/VNFLifecycleManagement-API_egm/IndividualVNFInstance.robot
new file mode 100644
index 0000000000000000000000000000000000000000..cd2f229f5efcbb1d68a45ac611395397a9715389
--- /dev/null
+++ b/SOL003/VNFLifecycleManagement-API_egm/IndividualVNFInstance.robot
@@ -0,0 +1,107 @@
+*** Settings ***
+# Suite setup     Expect spec    SOL003-VNFLifecycleManagement-API.yaml
+Resource    variables.txt 
+Library    REST    http://${VNFM_HOST}:${VNFM_PORT}    
+...    spec=SOL003-VNFLifecycleManagement-API.yaml
+Documentation    This resource represents an individual VNF instance. The client can use this resource to modify and delete the 
+...    underlying VNF instance, and to read information about the VNF instance.
+
+*** Test Cases ***
+Post Individual VNFInstance - Method not implemented
+    log    Trying to perform a POST. This method should not be implemented
+    Set Headers  {"Accept":"${ACCEPT}"}  
+    Set Headers  {"Content-Type": "${CONTENT_TYPE}"}
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
+    Post    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId} 
+    Log    Validate Status code
+    Output    response
+    Integer    response status    405
+
+Get Information about an individual VNF Instance
+    log    Trying to get information about an individual VNF instance
+    Set Headers    {"Accept":"${ACCEPT}"}  
+    Set Headers    {"Content-Type": "${CONTENT_TYPE}"}
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
+    Get    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId} 
+    Log    Validate Status code
+    Output    response
+    Integer    response status    200
+    
+PUT Individual VNFInstance - Method not implemented
+    log    Trying to perform a PUT. This method should not be implemented
+    Set Headers  {"Accept":"${ACCEPT}"}  
+    Set Headers  {"Content-Type": "${CONTENT_TYPE}"}
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
+    Put    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId}
+    Log    Validate Status code
+    Output    response
+    Integer    response status    405
+
+PATCH Individual VNFInstance
+    [Documentation]    Modify VNF Information
+    ...    This method modifies an individual VNF instance resource. 
+    ...    Changes to the VNF configurable properties are applied to the configuration in the VNF instance, and are reflected in the representation of this resource. 
+    ...    Other changes are applied to the VNF instance information managed by the VNFM, and are reflected in the representation of this resource
+    log    Trying to modify an individual VNF instance
+    Set Headers    {"Accept":"${ACCEPT}"}  
+    Set Headers    {"Content-Type": "${CONTENT_TYPE_PATCH}"}
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
+    Patch    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId}    ${PATCH_BODY_REQUEST}
+    Log    Validate Status code
+    Output    response
+    Integer    response status    202
+
+PATCH Individual VNFInstance Conflict
+    # TODO: Need to set the pre-condition of the test
+    [Documentation]    Conflict
+    ...    The operation cannot be executed currently, due to a conflict with the state of the VNF instance resource. 
+    ...    Typically, this is due to the fact that another LCM operation is ongoing. The response body shall contain a ProblemDetails structure, in which the “detail” attribute should convey more information about the error.
+    log    Trying to modify an individual VNF instance
+    Set Headers    {"Accept":"${ACCEPT}"}  
+    Set Headers    {"Content-Type": "${CONTENT_TYPE_PATCH}"}
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
+    Patch    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId}    ${PATCH_BODY_REQUEST_CONFLICT}
+    Log    Validate Status code
+    Output    response
+    Integer    response status    409
+
+PATCH Individual VNFInstance Precondition failed
+    # TODO: Need to set the pre-condition of the test
+    # TODO: According to the Etag mechanism principle (https://www.logicbig.com/quick-info/web/etag-header.html), a request header 'If-None-Match' is needed to trigger the Etag validation. 
+    # But this request header is not mentioned in the spec  
+    [Documentation]    Precondition Failed
+    ...    A precondition given in an HTTP request header is not fulfilled. 
+    ...    Typically, this is due to an ETag mismatch, indicating that the resource was modified by another entity. 
+    ...    The response body should contain a ProblemDetails structure, in which the “detail” attribute should convey more information about the error.
+    log    Trying to modify an individual VNF instance Precondition failed
+    Set Headers    {"Accept":"${ACCEPT}"}  
+    Set Headers    {"Content-Type": "${CONTENT_TYPE_PATCH}"}
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
+    Patch    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId}    ${PATCH_BODY_REQUEST}
+    Log    Validate Status code
+    Output    response
+    Integer    response status    412
+
+DELETE Individual VNFInstance
+    [Documentation]    Delete VNF Identifier This method deletes an individual VNF instance resource.
+    log    Trying to delete an individual VNF instance
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
+    Delete    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId}
+    Log    Validate Status code
+    Output    response
+    Integer    response status    204
+
+DELETE Individual VNFInstance Conflict
+    # TODO: Need to set the pre-condition of the test. The VnfInstance shall in INSTANTIATED state
+    [Documentation]    Conflict 
+    ...    The operation cannot be executed currently, due to a conflict with the state of the VNF instance resource. 
+    ...    Typically, this is due to the fact that the VNF instance resource is in INSTANTIATED state. 
+    ...    The response body shall contain a ProblemDetails structure, in which the “detail” attribute should convey more information about the error.
+    log    Trying to delete an individual VNF instance Conflict
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
+    Delete    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId}
+    Log    Validate Status code
+    Output    response
+    Integer    response status    409
+    
+    
\ No newline at end of file
diff --git a/SOL003/VNFLifecycleManagement-API_egm/VNFInstances.robot b/SOL003/VNFLifecycleManagement-API_egm/VNFInstances.robot
index 8ddb4d5a4b356dc3cd15df9eb719d977e1311179..8db50b78ed7965dae515b14d5dccaa9e7e92e57f 100644
--- a/SOL003/VNFLifecycleManagement-API_egm/VNFInstances.robot
+++ b/SOL003/VNFLifecycleManagement-API_egm/VNFInstances.robot
@@ -2,20 +2,19 @@
 # Suite setup     Expect spec    SOL003-VNFLifecycleManagement-API.yaml
 Resource    variables.txt 
 Library    REST    http://${VNFM_HOST}:${VNFM_PORT} 
-#Library    RequestsLibrary
 ...        spec=SOL003-VNFLifecycleManagement-API.yaml
 
 *** Test cases ***
 
 Create a new vnfInstance
-    Log    Create VNF instance by POST to ${apiRoot}/${apiName}/${apiVersion}
+    Log    Create VNF instance by POST to ${apiRoot}/${apiName}/${apiVersion}/vnf_instances
     Set Headers  {"Accept":"${ACCEPT}"}  
     Set Headers  {"Content-Type": "${CONTENT_TYPE}"}
     Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
-    Post    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances    {"vnfdId": "${vnfId}","vnfInstanceName": "${vnfInstanceName}", "vnfInstanceDescription": "${vnfInstanceDescription}"}
+    Post    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances    {"vnfdId": "${vnfInstanceId}","vnfInstanceName": "${vnfInstanceName}", "vnfInstanceDescription": "${vnfInstanceDescription}"}
     Output    response
     Integer    response status    201
-    Log    Status code validated
+    Log    Status code validated    
 
 # Create a new vnfInstance Bad Request
     # Log    Create VNF instance by POST to /vnflcm/v1/vnf_instances
diff --git a/SOL003/VNFLifecycleManagement-API_egm/variables.txt b/SOL003/VNFLifecycleManagement-API_egm/variables.txt
index 3f40b435eb0cb0bb2db1b05cc9b9918b8732c637..195394b6f66e384f06eb3de419a92967de4f6352 100644
--- a/SOL003/VNFLifecycleManagement-API_egm/variables.txt
+++ b/SOL003/VNFLifecycleManagement-API_egm/variables.txt
@@ -7,13 +7,16 @@ ${VNFM_SCHEMA}    https
 ${NFVO_SCHEMA}    https
 ${AUTHORIZATION}    Bearer    QWxhZGRpbjpvcGVuIHNlc2FtZQ==
 ${CONTENT_TYPE}    application/json
+${CONTENT_TYPE_PATCH}    application/merge-patch+json 
+${PATCH_BODY_REQUEST}    {}
+${PATCH_BODY_REQUEST_CONFLICT}    {}   
 ${ACCEPT}         application/json
 ${apiRoot}        /
 ${apiName}        vnflcm
 ${apiVersion}     v1    
 ${AUTH_USAGE}     1
 ${WRONG_AUTHORIZATION}    Bearer    XXXXXWRONGXXXXX
-${vnfId}       6fc3539c-e602-4afa-8e13-962fb5a7d81f
+${vnfInstanceId}       6fc3539c-e602-4afa-8e13-962fb5a7d81f
 ${vnfInstanceName}    Test-VnfInstance
 ${vnfInstanceDescription}    description vnf
 ${vnfInstanceDescription_Update}    Updated description vnf