On a Mac computer，By default, the mail client does not have the QQ mailbox option。If you need to use QQ mailbox，You need to add it manually。The following are the specific steps：

1. 打开邮件客户端

•打开Mac电脑，Find and open your mail client。

2. 选择添加账户

•在邮件客户端页面，Click "Mail" on the toolbar in the upper left corner，Select "Add Account..."。

3. 选择QQ邮箱

•在弹出的页面内找到并点击QQ邮箱。

4. 输入账户信息

•在弹出的邮件信息窗口，Enter your email address and password，Click the "Login" button。If it prompts an error，Please follow the steps below to proceed。

5. 获取QQ邮箱授权码

•打开网页版QQ邮箱，Click the "Settings" option above，Then select "Account"。

6. 开启服务并获取授权码

•找到“开启服务”，Select "On"，And follow the prompts to send a verification text message using your mobile phone.。After sending is completed，Click the "I Sent" button。

7. 输入授权码

•将左侧显示的授权码复制到邮件客户端的密码框中，Just click the "Login" button。

go through these steps，You can successfully add QQ mailbox in Mac mail client。

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