PRIORITY: TEST_TYPE: APPROVED_QE: INPUT: " 1. Make sure that the device is in TBD or higher release build version. 2. Make sure that the device has corrupted Launch DLM in following path path : /persistent/launch_dlm 3. Make Sure the pre-upgrade patch(TBD.dlm) are applied in the device 4. Make sure the Allow Software Upgrades have enabled in Installation Policies 5. Make Sure TBD differential DLM Software file which is TBD or later build(it should be in maximum of 250 MB file size) is ready to install in the device. 6. Make sure that the pre-requisite package is available (with Launch DLM, Boot Folder, etc). " FILES: TESTCASE_HEADLINE: Validating the system is able to perform software installation after applying RECOVERY Patch File, if Launch DLM is corrupted during upgrade from TBD to TBD using Differential Build via CWIS Upgrade. TESTCASE_VERSION: AUTOMATABLE_NOTAUTOMATABLE: FEATURE: APPROVE_SE: SPEC_VERSION: v1.0116 MFF: TESTCASE_PLATFORM: SPEC: 22.080.1642, 22.080.1643 HISTORY: DATA_LOGIC: CDATE: 1578306093 TESTCASE_APPROVALS: TESTCASE_STATE: OUTPUT: " Requested TBD differential DLM should be installed in the device successfully " FILEDESC: PROCESS: RESOURCE_HW: TC_WEIGHTAGE: APPROVED_SPAR: MDATE: 1578306093 SKILL_SET: TESTCASE_SOURCE: TEST_CASE_TYPE: APPROVE_QE: APPROVED_SE: PLANNEDTIMESTAFF: ATM_OWNER: AUTHOR: w63LLLNF IMPLEMENTED: LOE: ASSOCIATED_TESTCASES: ATM_REQLINK: 793894BC-6D90-11E9-BA9B-E393A081695E, 795221DE-6D90-11E9-BA9B-E393A081695E TRAINING: GROUP: MUSER: w63LLLNF SUB_FEATURE: SPEC_TAG: "[22.080.1642] (FT-23188) [D4.0M-*] Launch DLM shall be saved within the device, to support BDC DLM installation. [22.080.1643] (FT-24192) [D4.0M-*] Product specific recovery patch shall be provided which shall enable remote installation/replacement of the launch DLM on machines that have lost the launch DLM or where the launch DLM is corrupted." PROCEDURE: " 1. Apply RECOVERY Patch file (with respect to the device family) through CWIS 2. Perform upgrade using TBD differential DLM through Web UI 3. Validate the Device Note : Keep the device is in TBD and perform the above steps using latest TBD with differential build " RESOURCE_CONSUMEABLES: ATM_LOCKED: 0 APPROVE_SPAR: TESTCASE_PRODUCT: QA_TEAM: FILENAME: ATM_ID: 5031937E-306E-11EA-BF1A-AE85B48AF888 ATM_MCOMMENTS: Copied from "PUQE-CFT_Atlantis_2.0-D5.1/FS_22.080_Software_upgrade/Common_Testcases/41844 Validating the system is able to perform software installation after applying RECOVERY Patch File%2c if Launch DLM is corrupted during upgrade from TBD to TBD using Differential Build via CWIS Upgrade.". RESOURCE_MEDIA: ATM_REQCOUNT: 2