Accepted answer is not correct any more
87380
What to do when the correct answer to a question changes over time?
38321
Why was an answer allowed on a question that was merged into another one?
139624
Adding a way to mark answer as "partially accepted"
106633
What should we do when highly-voted/accepted answers are outdated/incorrect and won't be updated?
103585
Accepted answers don't float "on top" when self-answered?
83778
An incorrect proof by exhaustion
64573
Answering your own question? Accept it.
37753
Answer edited and approved to contain a totally different answer
67555
What is the best practice 'etiquette' to tell an answer is outdated and should be updated?
61097
Why is this accepted answer not listed at the top?
8765
Your answer is in another castle: when is an answer not an answer?
52067
Etiquette for suggesting a user accept a different answer?
109357
Allow me to accept an answer immediately
13425
Vote can't be changed if answer is edited too quickly
96900
Deleting and undeleting an answer causes an "answered" post to change to "modified" while still pointing to the answer that wasn't modified
112186
Users ignoring the answer
16653
How to deal with obsolete answers?