Place the cursor at the end of the previous page and press Backspace or Delete
Click on the blank page and remove any extra paragraph breaks
Delete any page breaks or section breaks causing the blank page
Reduce the bottom margin if the page is created by spacing
Highlight and delete any hidden content on the blank page
Use Ctrl+Shift+8 or Command+Shift+8 to show formatting marks
Remove extra line spacing or blank lines
Check for tables or images pushing content onto a new page
Adjust font size or spacing if needed to fit content on the previous page