Here is why you do NOT amend your return for unemployment:
Please read this very recent news from the IRS:
https://www.irs.gov/newsroom/irs-to-recalculate-taxes-on-unemployment-benefits-refunds-to-start-in-may
See these re State:
How is my state taxing unemployment income? (intuit.com)
Do I need to amend my state return to update my un... (intuit.com)