On July 2, 2024, Williamson again announced her decision to resume her campaign following calls for Biden to drop out after his performance at the June 27 presidential debate.

On July 29, 2024, Williamson announced she did not file a run against Harris in the planned virtual roll call vote, ending her campaign.

[23] The following week, the underdog trio arranged to appear together and respond to the Republican candidates' December 6 debate and discuss their policy positions on Uygur's The Young Turks (TYT) network.

Her anger over logistics in South Carolina had led her to strike a vehicle repeatedly, to the extent that her hand swelled so much she had to be transported for medical attention.

"[30] Additionally, her deputy campaign manager Jason Call told Politico that he had resigned the day before, but refused to provide any more details.

"[32] In early July 2023, six more staff members left the Williamson campaign in a mix of firings and resignations, which included her entire South Carolina team.

[35] Following the primary, she held a volunteer Zoom meeting where she announced a tentative decision to drop out of the race, but after the call was leaked to the X account OrganizerMemes, she decided to stay in.

[39] Williamson was on the ballot for the 2024 Nevada Democratic presidential primary on February 6, 2024, and received 3% of the vote causing her not win any delegates.

[45] Following Biden's suspension of his campaign and subsequent endorsement of Kamala Harris on July 21, Williamson continued calls for an open convention, arguing that the vice president should not be "anointed to the position of nominee.

"[46] She withdrew over a week later, on July 29, announcing that she did not file a run against Harris in the planned virtual roll call vote, ending her campaign.

[53] Williamson promotes progressive and social democratic policies in the spirit of President Franklin Roosevelt's New Deal, such as a 21st Century Economic Bill of Rights[54] promoted by her friend, campaign advisor and FDR historian, Harvey J. Kaye and Alan Minsky of the Progressive Democrats of America (PDA).

[64] Some early supporters of Williamson include actor Keith David,[65] as well as political commentators Krystal Ball and Kyle Kulinski.