Mp4 downloading incorrectly firefox xp

If you're here because MP4 video has stopped working after you upgraded to Firefox If you still have problems, make sure you have all of the required preferences listed below and their values are set correctly.

It's not officially supported on XP, but hey, neither is XP itself, right? I've seen only one 1 case of a show-stopper error message about "corruption or unsupported features in video" quote not verbatim that couldn't be worked around by jiggling the slider not a crash , just an error message and the video stopped.

You may not necessarily be as lucky, though, as the reason the plugin is not included by default by Mozilla is its reported crashing on some high profile sites. If you're interested in getting this to work on Windows , be sure to read blackwingcat 's post below in addition to this one, and why not his blog posts 1 , 2 , 3 as well in Japanese, but with screen shot images.

Ignore this section and use the instructions for manual install after it. The instructions in here were applicable when the Adobe CDM was still available for automatic online install and are being kept for historical reasons. The host in your default may be something other than aus5. After this, when you check your Plugins list, you should see a notice about the Primetime plugin getting downloaded shortly. If you don't want to wait, check for updates manually from the gear button dropdown menu.

The plugin files will be placed in the gmp-eme-adobe subfolder under your FF profile. To manually install the actual Primetime plugin software , first download the ZIP package backup link from sdfox7 's site he has plenty of other useful XP stuff there as well, definitely worth checking out!

You can use the following checksums to verify package integrity:. After this, check the Plugins in your Add-ons list and you should see the Primetime plugin listed and ready for use.

If you don't see the plugin there, make sure you've set all of the required preferences as described above and put the files into the correct subfolder. Restarting Firefox to complete the manual install isn't usually required, but try it if the plugin doesn't appear, Also, remember that if you have more than one Firefox profile, you'll need to repeat these steps for each of them individually. Both H. You may want to try this test page kindly suggested by dencorso or some Twitter videos to quickly make sure H.

In theory, you could uninstall Flash at this point, but realistically it's probably wiser for now to leave it installed and disabled in the browser. That can be worked around by faking a different user agent string, but for now I've found it more convenient to just temporarily toggle Flash back on for them. FlashDisable supports the Ask to Activate setting, so you don't have to worry about other sites if you forget to turn Flash off again.

So, why not make use of it while we can, right? Note that HLS streaming is not natively supported with this plugin. It does work on sites coded to use some JS library or player to work with HLS, but not for directly playing. You may want to keep an eye on developments with hls. There was some discussion about this in the Chrome thread, but I thought it better to create a separate topic instead of having posts buried in a different thread.

The most relevant parts are here: 1 VistaLover , 2 dencorso , 3 VistaLover. Since it appears to have ended on a failure, I'm taking the liberty of restating some of what was covered by them.

I don't mean to overstep or hog the glory by any means, so if the mods want to prepend those posts to this thread, I have no objection. Hi everyone and thanks for the truckloads of useful information that's been posted here in the past.

I've been lurking for about 1. You do rock! And welcome to MSFN! Here's the other HTML5 tests - video site : all video types now work! Firefox Blog Read about new Firefox features and ways to stay safe online.

Release Notes Get the details on the latest Firefox updates. Facebook Container Help prevent Facebook from collecting your data outside their site. Pocket Save and discover the best stories from across the web. Mozilla VPN Get protection beyond your browser, on all your devices. Product Promise Learn how each Firefox product protects and respects your data. Firefox Relay Sign up for new accounts without handing over your email address. It is true that hardware acceleration is potentially dangerous on Windows XP.

You have to force-enable it to even get it to work. So your crashes should be related to something else? Each with web content tied to the work done on that specific desktop. Please take care with e10s multiprocessing on XP though.

Most browser extensions still working on FF 5x. So I even tried the Chinese! Maxthon browser with a back-ported Chromium engine and some built-in crypto capabilities. I can open 12 tabs and surf around the tabs. These are eBay and news sites with extensive ads, javascripts and pop-up ads that flash and scroll. I have disabled ad blocking for testing purposes. I needed to test resource-hungry sites. This, I think, over-wrote an Nvidia file.

Re-installing the driver fixed this. I cannot pinpoint the exact cause of all this. It was noted Firefox 52 — 53 had problems with crashing tabs. But I had been running This is a no, no with AHCI when set.

SATA should be Native mode. But it is Not conclusive if that fixed it. I will leave it on e10s to see how it goes. I am now on Thanks for the link to the New Moon browser and I found it interesting. Did you ever try the bit Cyberfox and bit Waterfox for XP bit? I took the freedom to move your comment over to this post, because it fits in much better here. Frankly, I have no idea what could be going wrong in your case.

What I would try first:. They all have Firefox It appears strange that a change in thread priority fixes the issue. Firefox ESR Luckily, Mozilla decided not to nag us any further and to display this notice only once. With that, there will of course be an increasing security risk when using the browser on Windows XP. If that is an issue for you, you may want to look at alternatives that still do receive updates on the platform, such as the [ New Moon ] port of the Palemoon browser, which is also based on Mozilla Firefox, and is as such a pretty full-featured browser as well.

To fix all these problems once and for all, you need an installed software program that can download multiple video formats and files.

We strongly recommend iTube Studio due to its user friendliness and perfect integration with Firefox. Download the setup program and launch the downloaded installation file on Windows or Mac computer then follow up the prompts that will guide you through the installation process of the program. Launch the Firefox browser and input youtube. Play the video of your choice and a "Download" button will appear on the top left corner of your browser ready to download.

With this powerful video downloader, you can also download YouTube to MP4 by dragging and dropping the video URL to the program interface.

The video will be downloaded. Download Videos. X Free Trial Buy Now.