Can't post or change user name

[Tom197067]

I have confirmed my email but it still won't let me change it.
As for the post problem.
1.I select submit a post.
2. I enter my title then save to draft.
3. I enter my tags then save to draft.
4. If I add text the same
5. Then I do each pic and save to draft after each pic.
6. Then save to draft one last time then I never get anything to tell me to post it.