I tried to update the machine with USB media and pushed "USB HOST". But the screen didn't change for more than 5 minutes and I still can't upgrade it.

Depending on the machine, you can't use your USB media for upgrade.

You can use your USB media for other usage.

If the screen does not change for more than 5 minutes after pushing "USB HOST",
Please use USB cable for upgrade.

For more details, please click "Downloads" and refer to "How to Download and Install" of "Update software with a USB connection".

FAQs & Troubleshooting

I tried to update the machine with USB media and pushed "USB HOST". But the screen didn't change for more than 5 minutes and I still can't upgrade it.