2 adult sites have been blocked without any blocking apps installed
2 legal adult websites have been blocked but only on windows 10 firefox, on chrome and 7 firefox and chrome they work. There is nothing obvious in the firefox options as to why they are not working/blocked. no blocked site app or anything.
Alla svar (2)
In order to better assist you with your issue please provide us with a screenshot. If you need help to create a screenshot, please see How do I create a screenshot of my problem?
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Do you have any parental control software installed on the computer? Are the websites in question showing a red page (e.g. Google's SafeBrowsing at work)
Can you give your troubleshooting information by going to about:support using Firefox's address bar and click the option that says Copy text to clipboard and paste it in a new reply to us.
You can check the Web Console (Tools -> Web Developer) for error messages about blocked and unsafe and mixed content.
You can check the Network Monitor to see if content is blocked or otherwise fails to load.
Use "Ctrl+F5" or "Ctrl+Shift+R" to reload the page and bypass the cache to generate a fresh log.