tar -xzvf mbr-support.tar.gz
Or, if using the classic mbr package:
Most support packages include a script often named "fix_mbr.sh" or "restore_boot.py". Running these with root privileges allows the tool to write directly to the first 512 bytes of the disk: sudo ./fix_mbr.sh /dev/sda Common Tools Found in MBR Support Bundles mbr support.tar.gz download
The primary and safest source for this file is the official for the Brunch framework. MBR/BIOS boot · Issue #173 · sebanc/brunch - GitHub tar -xzvf mbr-support