Click the linked text (in a table cell, click the cell first, then click the link).
In the link editor, click Edit.
Click Remove.
For more information, see in the toolbar, click the Section tab, then deselect the Header or Footer checkbox (for word-processing documents only).
For more information, see choose a new color fill.
If you received the document from someone else, they may have applied a background color using controls in the Format sidebar. To learn how to change or remove a background color applied this way, see Delete pages or sections in Pages on Mac.
If the empty page is at the beginning of a word-processing document, you may have placed the If you can’t add or delete a page in Pages on Mac