If you still proceed with the free version, treat every download as hostile. Scan with Malwarebytes and Windows Defender Offline. And never—ever—update the software via its internal updater; that is how bricks are made.
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: Its primary function is to reset the internal counter to 0%, allowing the printer to resume operation. If you still proceed with the free version,
Press the button 5 times (or 6 times for some newer models). service tool v5306 free download new