Hi,
I have update in Settings --> About phone --> Wireless update.
And I have successfully update at the first time.
I don't know because you have this problems, sorry.
i was buy new one phone umidigi power 3 before 2 month after arrive the phone not good because sound speaker very very low it's not my problem only but to much persons have this problem all comments at sit umidigi and aliexprise.. And every time someone from team umidigi messages me for will puch new version ... and after new version still sound low and not clear if i need to listen to music ...its my mistake to buy somthing from this company umidigi...Very bad umidig...i