An ABC News/Ipsos survey of 1,200 adults showed Kamala Harris' favorability rating at 43 percent, up from 35 percent in a previous poll.

The number of people with an unfavorable view of Kamala Harris fell from 46 percent to 42 percent.

Donald Trump's favorability rating dropped from 40 percent to 36 percent between the two surveys.

The poll indicates increased enthusiasm for Harris' campaign, with 88 percent of Democrats and 70 percent of Black voters expressing support.

The ABC News/Ipsos poll surveyed 1,200 U.S. adults between July 26-27, with a margin of error of plus or minus 3 percentage points.