To restore your rEFInd boot manager on MS Windows
Create refind.bat file with below content and run it as admin
REM run on windows as admin
REM source https://superuser.com/questions/1298510/how-can-i-prevent-windows-8-1-overwriting-my-bootloader?utm_medium=organic&utm_source=google_rich_qa&utm_campaign=google_rich_qa
bcdedit /set {bootmgr} path \EFI\refind\refind_x64.efi
bcdedit /set {bootmgr} description REFIND