Your information will be saved and you can come back to add your spouse's information when you have it. If you are filing a joint return---do not file without his income.
If you need an extension:
https://turbotax.intuit.com/irs-tax-extensions/
https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-extension/need-file-extension-person...
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
