Is the refund pending or is the return still processing. Processing is the next step after acceptance. The return must be completely processed before it can be approved and the refund sent.
What specifically does it say at the IRS tracking web site?
https://www.irs.gov/refunds
Here is an IRS Q&A with information about refunds:
https://www.irs.gov/refunds/tax-season-refund-frequently-asked-questions
See this additional info about the current status of IRS operations:
https://www.irs.gov/newsroom/irs-operations-during-covid-19-mission-critical-functions-continue
