Step 1) T-code which is used for client deletion is SCC5.
Step 2) Click on "delete in background" to run client deletion as background job.You can also check option "Delete entry from T000" table.
Table "T000" contains clients' entry which we have created in SCC4.
Step 3) Check status of client deletion process using SM50.
Workprocess overview will open. "BGD" denotes background workprocess.
Once complete. Client will be deleted