When will refund come

[melvinamy8592]

I mailed my refund  how do I know what the date in filed is

[VolvoGirl]

Do you mean you mailed your  tax return?  If your return was Accepted or mailed then check IRS Where's my refund
https://www.irs.gov/refunds/

When will you get your refund?
https://ttlc.intuit.com/community/refund-status/help/when-will-i-get-my-irs-tax-refund/01/25589

IRS - Questions about Refunds
https://www.irs.gov/refunds/tax-season-refund-frequently-asked-questions

[SweetieJean]

Also see:

Taxpayers Who Filed Paper Returns Could Wait 6 Months for a Refund (businessinsider.com)