帮我译几句话，谢谢

The mailbox of KAIW is no longer in use. Please send you maid directly to YT or KA in the future. We are sorry to have caused you this trouble. We appreciate it very much if you would make this timely update.

KAIW this mail is no longer used, as long as after you can send mail to YT and KA, and if you bring inconvenience to the deeply sorry. Thank you for your timely amendments.
这比较符合你原文的意思~

The email KAIW is no longer used.
You can send email to YT and KA later on, sorry for the trouble. Thanks for your promptly adjustment.

The mail KAIW is no longer used. Please send the mail to the YT and KA .Sincere apologies to the unconvenience.Thank you for your revising timely.

KAIW is not available now,you can send e-mail to YT and KA.I am sorry to bring you the trouble.
Thank you for revising in time