diff --git a/lib/bmc_redfish_utils.robot b/lib/bmc_redfish_utils.robot
index eb19aa8..dc7ba5d 100644
--- a/lib/bmc_redfish_utils.robot
+++ b/lib/bmc_redfish_utils.robot
@@ -264,3 +264,39 @@
         ...  valid_status_codes=[${HTTP_OK}, ${HTTP_NOT_FOUND}]
     END
 
+
+Expire And Update New Password Via Redfish
+    [Documentation]  Expire and change password and verify using password.
+    [Arguments]  ${username}  ${password}  ${new_password}
+
+    # Description of argument(s):
+    # username        The username to be used to login to the BMC.
+    # password        The password to be used to login to the BMC.
+    # new_password    The new password to be used to update password.
+
+    # Expire admin password using ssh.
+    Open Connection And Log In  ${username}  ${password}
+    ${output}  ${stderr}  ${rc}=  BMC Execute Command  passwd --expire ${username}
+    Should Contain  ${output}  password expiry information changed
+
+    # Verify user password expired using Redfish
+    Verify User Password Expired Using Redfish  ${username}  ${password}
+
+    # Change user password.
+    Redfish.Patch  /redfish/v1/AccountService/Accounts/admin_user
+    ...  body={'Password': '${new_password}'}
+    Redfish.Logout
+
+
+Verify User Password Expired Using Redfish
+    [Documentation]  Checking whether user password expired or not using redfish.
+
+    # Description of argument(s):
+    # username        The username to be used to login to the BMC.
+    # password        The password to be used to login to the BMC.
+
+    [Arguments]  ${username}  ${password}  ${expected_result}=${True}
+    Redfish.Login  ${username}  ${password}
+    ${resp}=  Redfish.Get  /redfish/v1/AccountService/Accounts/${username}
+    Should Be Equal  ${resp.dict["PasswordChangeRequired"]}  ${expected_result}
+
diff --git a/redfish/update_service/test_redfish_bmc_code_update.robot b/redfish/update_service/test_redfish_bmc_code_update.robot
index f0f9aaa..31cf578 100644
--- a/redfish/update_service/test_redfish_bmc_code_update.robot
+++ b/redfish/update_service/test_redfish_bmc_code_update.robot
@@ -18,6 +18,7 @@
 Resource                 ../../lib/logging_utils.robot
 Resource                 ../../lib/redfish_code_update_utils.robot
 Resource                 ../../lib/utils.robot
+Resource                 ../../lib/bmc_redfish_utils.robot
 Library                  ../../lib/gen_robot_valid.py
 Library                  ../../lib/tftp_update_utils.py
 Library                  ../../lib/gen_robot_keyword.py
@@ -29,6 +30,11 @@
 
 Force Tags               BMC_Code_Update
 
+*** Variables ***
+
+@{ADMIN}          admin_user  TestPwd123
+&{USERS}          Administrator=${ADMIN}
+
 *** Test Cases ***
 
 Redfish Code Update With ApplyTime OnReset
@@ -58,6 +64,39 @@
     Immediate  ${IMAGE_FILE_PATH}  ${ALTERNATE_IMAGE_FILE_PATH}
 
 
+Verify If The Modified Admin Credential Is Valid Post Image Switched To Backup
+    [Tags]  Verify_If_The_Modified_Admin_Credentails_Is_Valid_Backup_Image
+    [Setup]  Create Users With Different Roles  users=${USERS}  force=${True}
+    [Teardown]  Run Keywords  Redfish.Login  AND  Delete BMC Users Via Redfish  users=${USERS}
+
+    ${post_code_update_actions}=  Get Post Boot Action
+    ${state}=  Get Pre Reboot State
+    Expire And Update New Password Via Redfish  ${ADMIN[0]}  ${ADMIN[1]}  0penBmc123
+
+    Redfish.Login
+    # change to backup image and reset the BMC.
+    Switch Backup Firmware Image To Functional
+    Wait For Reboot  start_boot_seconds=${state['epoch_seconds']}
+
+    # verify modified admin password on backup image.
+    Redfish.Login  admin_user  0penBmc123
+    Redfish.Logout
+
+Verify If The Modified Admin Credential Is Valid Post Update
+    [Tags]  Verify_If_The_Modified_Admin_Credentails_Is_Valid_Post_Update
+    [Setup]  Create Users With Different Roles  users=${USERS}  force=${True}
+    [Teardown]  Run Keywords  Redfish.Login  AND  Delete BMC Users Via Redfish  users=${USERS}
+
+    Expire And Update New Password Via Redfish  ${ADMIN[0]}  ${ADMIN[1]}  0penBmc123
+
+    Redfish.Login
+    # Flash latest firmware using redfish.
+    Redfish Update Firmware  OnReset
+
+    # verify modified admin credentails on latest image.
+    Redfish.Login  admin_user  0penBmc123
+    Redfish.Logout
+
 *** Keywords ***
 
 Suite Setup Execution