Visit the Owon Download Center to find the correct .upp file for your model and serial range. Connect the scope to your PC via USB. Go to System > Next Page and set USB to MSC .
She posted that night: “OwON HDS2102S FW update fix: If you brownout at 38%, hold F1+Measure+Power. Force flash from SD. You’re welcome.” owon hds2102s firmware update fix