Three surveys.
Those who identify as Republican/Democratic are listed here, as opposed to the smaller group of voters registered as Republican/Democratic.
"Would you like to see [Donald Trump/Joe Biden] run for President again in 2024?"
https://scholars.unh.edu/cgi/viewcontent.cgi?article=1636&context=survey_center_pollsFeb 18-22764 adults
MoE: 2.3% for full sample of 1861 adults
Changes with Jan 21-25
Trump:
Yes: 58 (+11)
No: 36 (-9)
Don't know/not sure: 7 (-1)
https://scholars.unh.edu/cgi/viewcontent.cgi?article=1641&context=survey_center_pollsMar 18-22703 adults
MoE: 2.3% for full sample of 1744 adults
Trump:
Yes: 66 (+8)
No: 31 (-5)
Don't know/not sure: 3 (-4)
https://scholars.unh.edu/cgi/viewcontent.cgi?article=1649&context=survey_center_pollsApr 16-20787 adults (Republicans), 806 (Democrats)
MoE: 2.2% for full sample of 1942 adults
Trump:
Yes: 59 (-7)
No: 34 (+3)
Don't know/not sure: 7 (+4)
Biden:
Yes: 64
No: 18
Don't know/not sure 17