Inclusion Criteria:  1. Evidence of liver fibrosis (Liver fibrosis serum biomarker (FIB-4) index > 1.3 or Liver fibrosis grade > F2 by fibroscan) or hepatic steatosis (CAP score > 290) 2. Presence of at least 1 risk factor for cirrhosis:  a. chronic HBV (HBsAg+ or taking anti-HBV therapy) b. chronic HCV (HCV RNA detectable or taking anti-HCV therapy) c. Meets metabolic criteria for metabolic dysfunction-associated fatty liver disease (MAFLD) i. overweight or obese (BMI≥23 in Asians or BMI≥25 in other racial groups), ii. presence of type II diabetes mellitus iii. presence of at least two metabolic risk abnormalities  1. Waist circumference >90/80cm in Asians or >102/88 cm in other racial groups) 2. Blood pressure >130/85 mmHG or specific drug treatment 3. Plasma triglycerides >150 mg/dl (>1.70 mmol/L) or specific drug treatment 4. Plasma HDL-cholesterol <40 mg/dl (<1.0 mmol/L) for men and <50 mg/dl (<1.3 mmol/L) for women or specific drug treatment 5. Prediabetes (fasting glucose levels 100-125 mg/dl [5.6-6.9 mmol/L], or 2-hour post-load glucose levels 140-199 mg/dl [7.8-11.0 mmol] or HbA1c 5.7%-6.4% [39-47 mmol/mol])  d. AUDIT-C >4 for men and >3 for women AND AUDIT-10 = 8-15 3. At least 18 years old 4. Speak and read English or Spanish 5. Access to smartphone with data plan or Wi-Fi access 6. Willing to receive up to 12 text messages per week  Exclusion Criteria:  Pregnant or planning to become pregnant in next 12 months (by self-report) Medical contraindications to home-based exercise or low-fat, high-vegetable-and-fruit diet Recent or planned surgery that would interfere with home-based exercise or a low-fat, high vegetable and fruit diet Current or prior history of primary liver cancer or cancer that is metastatic to the liver AUDIT-10 score >15 Family or household member already enrolled into study