该记录的主键值是一个重复值，它在表中已经存在。 有效性规则失败. 一个值违背了通过使用“有效性规则”属性为该字段或该表设置的规则。 必填字段中的空值. 由于本字段的“必填”属性被设置为“是”，因此字段值不允许为 null。 “自动编号”字段中的空值

Under Proofing, if your language shows as Installed, you're ready to go.Otherwise press Not installed and Office will take you to a page where you can download the necessary Language Accessory Pack for that language. Follow the instructions on that page to download and install the pack, then come back to the Office Language Preferences dialog box to confirm that it's now installed.

Microsoft 365 を初めてインストールする場合は、まずいくつかのセットアップ手順を実行する必要があります。以下の詳細に関するセクションを展開してください。 ただし、Microsoft 365 を再インストールするときに、既にプロダクト キーを取得していてアカウントに Microsoft 365 を関連付けている ...

Microsoft Edge is the browser recommended by Microsoft. Support for Internet Explorer ended on June 15, 2022. If any site you visit needs Internet Explorer 11, you can reload it with Internet Explorer mode in Microsoft Edge.

Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN.

Helping users safely navigate web, app, and game content is one of Microsoft’s top priorities. If you live in a region that requires permission to create an account and access Microsoft services, you may be prompted to request or give parental consent.

Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

New features gradually rolling out: Improvements to folder backup opt-out experience.We are updating the behavior when users turn off folder backup.

Активация помогает убедиться, что ваша копия Windows является подлинной и не использовалась на нескольких устройствах, чем разрешено условиями лицензионного соглашения на использование программного обеспечения ...

Some libraries support the integration of incoming email. If an Incoming Email section appears, your administrator has enabled your site to receive content by email. If you want people to add files to the library by sending them as attachments to emails, select Yes.Then, in the E-mail address field, enter the first part of the address that you want people to use for the library.