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View PDF files in Firefox or choose another viewer

View PDF files in Firefox or choose another viewer

You can view PDF files in Firefox with the built-in viewer. You can also choose a different viewer or set Firefox to always ask. Learn more.

Rate your Firefox experience, surveys and out of date messages (Heartbeat)

Rate your Firefox experience, surveys and out of date messages (Heartbeat)

You may be selected to rate Firefox or complete a survey. You may also see a notice to update Firefox. Learn more about these messages.

Fix problems that cause images to not show

Fix problems that cause images to not show

If you are experiencing difficulty downloading or viewing images in Firefox, follow the troubleshooting instructions in this article.

Firefox does not work - Common fixes to get you back up and running

Firefox does not work - Common fixes to get you back up and running

Find solutions to Firefox issues like crashing, not starting, slowness and websites not loading.

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