Your return will stay in Pending status until the IRS finishes processing the backlog of returns. After January, e-filed returns generally sit in Pending status for 24–48 hours before coming back as either Accepted or Rejected. Sometimes returns stay in Pending for several days or even longer.
Please click the TurboTax Help link, listed below, to learn more.
https://ttlc.intuit.com/community/return-status/help/what-does-pending-mean/00/26331