Tuya buttons are not standard and you need to find the right Edge Driver.
What driver are your buttons currently using? Open device tile, press 3 dots in upper right corner, then driver.
Have you tried any other drivers?
The following has links to 3 button drivers:
If they don’t work you will need to post the fingerprints and clusters. For that you need to install the ZigBee thing Mc driver and post a screenshot of the history page. You can find it at.
https://api.smartthings.com/invitation-web/accept?id=6b68563b-1905-4654-8d2b-e677a2997424