Harris - Walz, page-2986

actually in FACT .....he allowed quite a lot of immigrants in ......then COVID restrictions helped him in the lst year

President Donald Trump has had a singular focus on restricting immigration, and his administration has issued more than 400 executive actions that have reshaped the U.S. immigration system. Yet for all its efforts, the administration’s success in actually reducing the number of legal immigrants admitted to the United States has been notably limited. The overall number of admissions—both on a permanent and temporary basis—declined only somewhat during most of the Trump years, remaining largely in line with broader trends that predated it. This changed with the COVID-19 pandemic, which brought about a dramatic reduction in immigration unlike anything seen in year
https://www.migrationpolicy.org/article/trump-effect-immigration-reality

I will concede he did make a (little) impact prior to COVID but perception doesn't match reality here .
Still .....it's perception that matters to the voters .