Got any automobile repair or troubleshooting skills?
IF no - seek qualifying *hands-on* assistance.
IF yes - disconnect jumper cables and read battery voltage using volt meter - post results here.
Otherwise GOOD LUCK 🍀
RepairPal Certified shops can diagnose and repair your 2011 Jeep Wrangler. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.