Enable MP4 (H.264 + AAC) HTML5 video in Firefox on Windows XP without Flash - Page 5 - Browsers working on Older NT-Family OSes - MSFN
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Enable MP4 (H.264 + AAC) HTML5 video in Firefox on Windows XP without Flash - Page 5 - Browsers working on Older NT-Family OSes - MSFN
![Trying to Enable MP4 on FF 52.4.0, do I need to reinstall? | Firefox Support Forum | Mozilla Support Trying to Enable MP4 on FF 52.4.0, do I need to reinstall? | Firefox Support Forum | Mozilla Support](https://user-media-prod-cdn.itsre-sumo.mozilla.net/uploads/images/2017-09-29-20-03-15-519ffe.png)
Trying to Enable MP4 on FF 52.4.0, do I need to reinstall? | Firefox Support Forum | Mozilla Support
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Trying to Enable MP4 on FF 52.4.0, do I need to reinstall? | Firefox Support Forum | Mozilla Support
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