HappyZ

I have the same issue, any solutions?

That's a good question. I haven't been following up with newer devices, but it should relate with the system firmware. If nothing is printed and directly jumps back at rebooting,...

@sekkit `jd.com` may still have earlier produced devices. Not sure if they've fixed with the new batch of produced devices. It would be really funny if they did not push...

Yes. And for these new devices after September, yes.

From janten's [dtp-rp1-py](https://github.com/janten/dpt-rp1-py) I see it looks like the protocols for communications are the same. The rooting idea (never tried, no device I can test): 1. Obtain the update package...

Sorry I'm just too busy these days. I'm not able to download through https://dppa-updatesite-prod.herokuapp.com/api/firm/version/1.6.60.04220FP/200706_0634_FwUpdater.pkg.

It's possible you can flash the official on an already rooted device with diagnosis mode access, and then in diagnosis mode dump the system and build a new pkg out...

If you got private and public key, why not pack the PKG in the way with the official private and public key you got and give it a try? ----------------...

> > It's the data encryption key or the PKG signature key? > > the keys I have were found when pairing the device and were located in the C:\Users\user\AppData\Roaming\Fujitsu\DigitalPaperPCApp...

I don't think bluetooth audio sharing works at least I've never had success..