For how to file, see a similar question at: https://ttlc.intuit.com/community/taxes/discussion/re-if-i-have-not-filed-taxes-for-years-but-i-have...
For how to get W-2 copies, see:
https://ttlc.intuit.com/community/after-you-file/discussion/i-need-to-get-a-copy-of-my-2017-w-2-wher...
