My phone has auto working problem

Based on your description, your Samsung Galaxy A23 5G is experiencing "ghost touch" (automatic, uncommanded inputs). This is likely caused by a screen protector, debris, or a hardware defect that needs immediate attention. Immediate Troubleshooting StepsRemove Screen Protector/Case: Third-party screen protectors, especially if damaged or dirty, are the #1 cause of this issue.Clean the Screen: Turn off the phone and wipe it thoroughly with a dry microfibre cloth.Restart/Force Restart: Press and hold the Volume Down and Power buttons simultaneously for 10-15 seconds to force a restart.Disable Touch Sensitivity: Go to Settings > Display > Turn off Touch sensitivity.Check for Moisture: Ensure the charging port and screen are completely dry.