I filled my taxes and forgot my husband’s info. I need to change my current return to amended
You will need to wait for the original return to be fully processed and then amend to add your spouse's income.
See this TurboTax support FAQ for amending a tax return - https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-return/amend-change-correct-return-a...