Add and modify keywords and description for 成品网站.

```html

1. Go to the admin panel and click "Layout" in the top right corner.

2. After clicking Layout, the website homepage will pop up in a new window. If your browser is set to block pop-ups, as shown in the screenshot, you need to allow pop-ups and then click Layout again to open it. The screenshot below is from the Chrome browser; the IE browser will also show a similar prompt. Please set it to always allow pop-ups, and then click Layout again.

3. After the homepage opens, click "Switch Layout Mode".

4. Click Page Title/Parameters  to add or modify keywords and search descriptions.

 

After making changes, you need to save, and then exit to see the effect.

```