You can install mrom.fstab using multirom installer zip
Originally Posted by jamiethemorris
What did you have to do to get mrom.fstab in the ramdisk?
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There is a configuration file named "use_mrom_fstab" in multirom zip. If use_mrom_fstab is set to true, multirom installer will install mrom.fstab to the ramdisk.
If mrom.fstab is present in the ramdisk, multirom trampoline load partition information from that file instead of fstab.dlx.