Absolutely! For replacing a page of your flipbook just follow these steps:
Step1. Open PubHTML5 and import your PDF or image file.
Step2. Click on the "Animation Editor" button on the top toolbar.
Step3. Select the page you wish to replace, and then click the "Delete Page" button.
Step4. Once you have deleted the page, choose a way to add a new page by clicking the "Add" button.
There are three ways available for you to add a page: add a blank page, add a page from a PDF file and add a template page.
Step5. Move the newly added page to the place you want.
Step6. Click the "Save And Exit" button on the top-right corner and youâ€™re done.