Method 1: The regular way

You can now use the default way of creating PDF viewers (PDF viewer > Add New) with Oxygen Builder. To use the integration, you just need to enable the integration of Oxygen Builder from PDF viewer > Global Settings > Advanced Tab.

Once you enable Oxygen Builder Integration following the process above, you can start creating PDF viewers from PDF viewer > Add New Menu. Once published, you can visit the viewer normally. This is the first method of creating PDF viewer using PDF viewer for WordPress with Oxygen buider.