The side banners have not been appearing for several days - at least I don't see them anymore. The change may have been triggered by Adsense TOS or it may have simply been a management decision on the part of x10.
Your frustration is very understandable. No questions are ignored in the Free Hosting Forums. Sometimes it just takes a little while before somebody has a good response or answer to your question. Management has posted that they expect to have work completed on the servers sometime this weekend...
Softaculous is still available on my free hosting account, (as well as Fantastico). Management posted that some "tweaks" would be required over the next couple of days to finalize the recent server upgrades and migrations. This is very likely the reason you do not currently have Softaculous but...
X10 is using a self signed certificate in some cases, likely a temporary thing related to server upgrades. A self signed certificate is still a secure SSL certificate but it has not been verified by a third party certificate authority. I would not be at all concerned about a self signed cert...
I double checked and the instructions I gave and they work for me.
I believe new forum members have some restrictions until they have made 10 posts. Maybe that has something to do with it. Otherwise, maybe somebody else with provide better answer.
I am able to view your website without any problems at my location.
Try clearing your browser cache and see it that helps.
If clearing the browser cache does not resolve the issue it is possible that the problem is related to propagation due to some of the recent changes at x10. If that is the...
With the changes at x10 that are in the final stages now this issue could be related to propagation. This would cause website to work at some locations and not work at others. If this is the case the problem will resolve itself soon.
Browser type should not effect ability to view a website.
The most straight forward way of doing that would have been to install it in the folder named "forum" instead of "phpBB3". I guess you could put a "index.html" file in the forum directory and then set it up to redirect to the phpBB3 directory, but Google does not really like redirects so you...
The best way to resolve this problem is to cancel the signup attempt and then start fresh with care to not make the mistakes mentioned in the error message.