You can't include them on 2023. You have to file each 1099 on the right year. If you filed 2021 and 2022 returns you need to amend them to add the 1099. What kind of 1099 did you get? 1099NEC, 1099R, 1099G, 1099 INT etc.
How to Amend a prior year
https://ttlc.intuit.com/community/amending/help/how-to-amend-change-or-correct-a-return-you-already-...
