The textboxes allow you to embed HTML and PHP code into your page.
1-It allows to write a text: You can make the text you put in your blog post or text box bold, italicized or underlined, as well as add a hyperlink, insert an image, or embed a video.
2-Insert a link: to insert a link, highlight the text you want to be linked and click the "Insert a Link" icon, which looks like chain links in the toolbar. In the box that pops up type the URL you want the text to link to. Once you save your post, anyone can use the link.
3-Insert an image: You can insert an image to your post by clicking the "Add an Image" button, which looks like a framed picture, in the toolbar. A window will appear prompting you to select a photo from your computer to upload. Once you've found the image you want, click the "Add" button.
4-Embed a video: To embed a video, just copy the HTML embed code and paste it into your blog post. When you publish your post, anyone will be able to see the video.
5-Upload a file: you can upload a file by clicking the white page icon. Anyone will be able to download the file by clicking it.