The version published online is final, though in special circumstances it can be corrected. The correction policy for article requires a corrigendum as a necessacity as well, so that there is a record to explain the difference between the online and print versions.
We can publish only corrected serious errors, if any, for example with regard to scientific accuracy, or if your reputation or that of the journal would be affected. We do not publish corrections such as a spelling mistake or a grammatical error
We can correct errors like in author names, affiliations, articles titles, and abstracts and keywords.