I also tried uninstalling and reinstalling Firefox and did a PC recovery but still not working

Clear Cookies & Cache

• https://support.mozilla.com/en-US/kb/Template:clearCookiesCache

Clear the Network Cache

• https://support.mozilla.com/en-US/kb/How%20to%20clear%20the%20cache#w_clear-the-cache

Troubleshooting extensions and themes

• https://support.mozilla.com/en-US/kb/Troubleshooting%20extensions%20and%20themes

Check and tell if its working.

I cleared the cache, but that didn't fix it. What I did do was start Firefox in safe mode(with all add-ons disabled), and I was able to load Facebook, and load videos. When I restarted Firefox with safe mode off, it was still working. Very strange

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click on "Solved It" Next to the reply ABOVE that BEST solved your Question

DO NOT click "Solved It" next to this reply

I need to put "Solved It" next to my own post.

The Safe Mode suggestion is mentioned in the 3rd article in my first post...

Got it..thanks