KB5017811—Manage Transport Layer Security (TLS) 1.0 and 1.1 after ...
Behavior when accessing TLS 1.0 and 1.1 links in the browser. After September 20, 2022, a message will appear when your browser opens a website that uses TLS 1.0 or 1.1. See Figure 1. The message states that the site uses an outdated or unsafe TLS protocol.
发送电子邮件时，我收到 550、553 或中继禁止的错误 - Microsoft 支持
发送遇到中继错误的电子邮件时，SMTP (传出) 电子邮件服务器可能会返回电子邮件，其中包含如下错误消息之一：. “邮件无法发送，因为其中一个收件人被服务器拒绝。. 被拒绝的电子邮件地址为“< someone@example.com >”。. 主题：“<测试>”，帐户：“<测试 ...
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
What is TPM? - Microsoft Support
A TPM, or Trusted Platform Module, improves the security of your PC by securely creating and storing cryptographic keys. TPM 2.0 is a key part of making Windows 11 even more secure.