lag issue on some android devices on unity version 2020.3.7f1

Hello,

We have developed a game on unity version 2020.3.7f1. Problems with lag issue on some android devices after 1-2 minutes playing that game. We have check every possible ways. Also, Checked the unity profilers in deep, But not able to resolve this issue.

Please help us if everyone have this problem answer.

Thank You!