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Vanessa HowardAug 12, 2025
Why is my Osaki OS-Pro 4D DuoMax Massager not working after I turn it on?
- MmichellenguyenAug 12, 2025
If the Osaki Massager function isn't working or some functions are disabled after turning it on, you need to manually select an automatic massage program or other working state after pressing the power switch. The machine will automatically shut down after 20 minutes if no operation is performed. In manual mode, unselected functions may be disabled; manually set the working mode.