Third-party PDF viewers are available, if you prefer not to use the Firefox built-in viewer. To switch from the built-in PDF viewer to another viewer:

Here's how to do it. Launch Internet Explorer from your Start menu, taskbar, or desktop. Click the Tools button — it looks like a gear and is located in the top-right corner of the window. Click Manage add-ons. Click Shockwave Flash Object. Click Disable.

Just choose any Master Rule you like while hosting a game. You can still play using any of the old formats. Which means Link monsters are now finally available! Also, cards that were impossible to implement in the previous version like Performapal Odd-Eyes Synchron, Trickstar Lightstage and Transmission Gear have been added.Those who are not interested in Link monsters. Change ai decks ygoproes.

1. Click the menu button and select ..
2. In the General panel, go down to the Applications section.
3. Find the Portable Document Format (PDF) entry in the list and click on it to select it.
4. Click on the arrow under the Action column for the above entry and select the PDF viewer you wish to use from the drop-down menu.
   • When Preview in Firefox is the selected action, the built-in PDF viewer is used. For more information, see View PDF files in Firefox.
5. Close the about:preferences page. Any changes you've made will automatically be saved.