My return was accepted 0n 02/12/21, but on the IRS website my refund isn't approved yet. is this normal?

 

After you file

After the tax return has been Accepted by the IRS (meaning only that they received the return) it will be in the Processing mode until the tax refund has been Approved and then an Issue Date will be available on the IRS website.
See this IRS website for federal tax refund FAQ's - https://www.irs.gov/refunds/tax-season-refund-frequently-asked-questions

After you file

Me too. Mines hasn’t been approved yet. I don’t remember taking this long.