學校授權的Office的KMS驗證問題

您好，我想安裝學校授權的Office

但是他會跑出這樣的錯誤碼，我不知道怎麼解決，想請教是否有人會解決問題
請問我是不是要連到學校的VPN才有辦法啟動產品呢?謝謝。

偵測 Microsoft Office 2019 安裝目錄

設定 KMS 金鑰管理伺服器 Microsoft (R) Windows Script Host Version 5.812

Copyright (C) Microsoft Corp. 1996-2006, 著作權所有，並保留一切權利

---Processing--------------------------

Successfully applied setting.

---Exiting-----------------------------

Microsoft (R) Windows Script Host Version 5.812

Copyright (C) Microsoft Corp. 1996-2006, 著作權所有，並保留一切權利

---Processing--------------------------

Successfully applied setting.

---Exiting-----------------------------

啟動 Microsoft Office 2019 Microsoft (R) Windows Script Host Version 5.812

Copyright (C) Microsoft Corp. 1996-2006, 著作權所有，並保留一切權利

---Processing--------------------------

Installed product key detected - attempting to activate the following product:

SKU ID:

LICENSE NAME: Office 19, Office19ProPlus2019VL_KMS_Client_AE edition

LICENSE DESCRIPTION: Office 19, VOLUME_KMSCLIENT channel

Last 5 characters of installed product key:

ERROR CODE: 0xC004F074

ERROR DESCRIPTION: The Software Licensing Service reported that the product could not be activated. No Key Management Service (KMS) could be contacted. Please see the Application Event Log for additional information.

To view the activation event history run: cscript ospp.vbs /dhistorykms

NOTICE: A KB article has been detected for activation failure: 0xC004F074

FOR MORE INFORMATION PLEASE VISIT:

---Exiting-----------------------------

啟動程序執行完成 請注意: 上方(約前五行)需有 Product activation successful 出現,

才表示您的 Office2019 啟動成功!

請按任意鍵繼續 . . .