Hispanic voters have soured on Biden. Now he needs to win them back.

Bilingual outreach is still one of the most important components of presidential campaigns, said Jess Morales Rocketto, chief of Moonshot Strategies at Equis Research and a former digital organizing director for Hillary Clinton. She pointed to Bernie Sanders’ campaign in 2020 as an example of intentional Spanish usage that propelled the senator to a stronghold on Latino engagement. “I have firsthand knowledge of not only how much it resonates with the community, but also how much work it takes,” Morales Rocketto said of the Biden website launch. “It’s good that...