If you are using Desktop your browser has nothing to do with this issue despite the original Intuit response incorrectly mentioning cache and cookies :< BIG FAIL
As for the 7206 bug (as one of the gazillion people who experienced it) if you update your software, it will work fine unless there is yet another permutation of the problem that has not yet been discovered.
I was able to file very complex taxes (rental income, capitol gains/losses, interest, dividends, self-employed income, Obamacare, crypto and a million deductions) without further issue after the update.
