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I finally got another ROM version which was extracted into .img files to use sp flash tools. I flashed the ROM with sp flash tools and the phone worked again. Tools needed: Sp flash Tool Firmware The link to the stock firmware/ stock ROM file for BLUBOO S8a _V27.20180314 is here ps: credit goes to Rusya77@ Ruslan N and Samin Sikong


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As Irfan and Andy have already said. A custom ROM is just a ROM that is from a third party and has now been developed to boot on your device. A quick look is every android can boot a custom ROM but getting a ROM that is bug free, that is, if it can at all boot on your device. Booting a ROM on a phone requires an appropriate boot image containing a kernel ...


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Write a script in your PC, look for 'reboot' argument, and execute your own command instead. I do not know how a Window's compatible script would look like, but this is how a simple bash script would look like. #!/bin/bash ADB="PATH_TO_RENAMED_ADB_BINARY" if [[ "$1" == "reboot" ]] && [[ -z ${2} ]]; then # $1 is the first argument received by adb ...


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To install a custom rom you need a custom recovery for your phone .Then you can switch from a stock rom to a custom rom or from a custom rom to another custom rom . You do not need to install the stock rom for installing new custom rom. But if you flash your stock rom and it vanishes your custom recovery and install the stock recovery again then you have to ...


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Remember that the custom ROM package will include the boot image too. And on A/B partition devices, the recovery rests is in the boot image. So, if the custom ROM has written your boot image, then your TWRP should be gone. What will load will depend on the recovery included in the boot image. It could be stock, something else or nothing.


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If we can't flash the modem file can you tell me what hardware or software the modem file depend so that it is different for different phone? Modem itself is hardware, so which modem file (firmware) is to be used depends on modem. Usually it's embedded with SoC - the central chip which contains CPU, RAM and other critical components. So if two phones have ...


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