What boxes changed? Some may not require an amended return. If an amended return is required, you'll have to wait until the original is fully processed and you get your refund. Do not change anything right now.
Turbotax instructions for amending an online return
https://ttlc.intuit.com/turbotax-support/en-us/help-article/amend-tax-return/amend-federal-tax-retur...
