How to flash DyperOS
@katajaree1. Download the ROM zip file
2. Extract zip file
3. Make sure your phone plugged to PC and in Fastboot mode (bootloader)
4. Go to folder extract
5. Find DyperOS_Installer.bat or whatever it is .bat
6. Double click the file DyperOS_Installer.bat
7. Choose what you want to root using
8. Wait until it finishes and it will restart automatically
9. install the root manager you have chosen for root, finish