A Study to Learn About Study Medicine Called PF-08634404 as a Single Treatment and Combination Treatment in Adult Participants With a Liver Cancer Called Hepatocellular Carcinoma, That is Too Advanced to be Removed by Surgery and May Have Spread to Other Parts of the Body.

​ Conditions: Carcinoma, Hepatocellular; Hepatocellular Cancer; Hepatocellular Carcinoma; Unresectable Hepatocellular Carcinoma; Liver Neoplasms; Advanced Hepatocellular Carcinoma; Metastatic Hepatocellular Carcinoma Interventions: Biological: PF-08634404; Biological:...