Here you can find the shared files from Unihertz in order to flash to stock using MTK SP Tool and then update to latest version
Thanks for the link, but unfortunately when I follow the link to the 'MTK SP Multi Port Download Tool' the folder is empty. I'm able to grab the firmware files, but not the tool. Any chance you can share that?
thanks to kostas-k everything should be fixed now, official dual sim support will come in next version.
It's my pleasure to help developers make our phones better. Everything is fixed in D858HK, not a little bug exists and runs very smooth.
Thank you for clarification. Do you know, how big risk of frying chip is programming eeprom through CH341A with USB 5V?
I read here, that some people were successfully programmed BIOS with CH341A
Sent from my SM-G920F using XDA Free mobile app
Today I updated WiFi and Bluetooth UART driver with newer version 3007.7.915.2014_Α01 by Dell. Tested the battery draining after that and after one hour on sleep mode, there was no battery drain at all. Before the driver updates, the battery drai...