SOLVED: Unrecognized Partition Table for Drive 80

Updated By - April 24, 2021

In the following simple solution, I show you how to fix the Unrecognized Partition Table for Drive 80 boot error that may occur while attempting to boot Windows from your MacBook Pro. The error may read or appear as follows: "Unrecognized Partition Table for Drive 80. Please rebuild it using a Microsoft-compatible FDISK tool. Can't boot from NTLDR from drive 0x80. NTLDR is missing.

Unrecognized Partition Table Boot Error

How to Fix Unrecognized Partition Table for Drive 80

  1. Insert your Windows Installation disk and then reboot your MacBook. Hold down the option key until you reach the boot menu. Select to boot from the CD
  2. Press a key when prompted to continue
  3. Choose your language, time, keyboard and click Next:
    Select language and preferences
  4. Next, click Repair your Computer:
    Select the option to Repair your computer
  5. Now, from the System Recovery Options dialog, select the Operating System you want to repair, then click Next:
    Select the System you want to repair
  6. From the Choose a Recovery Tool dialog menu, click Command Prompt:
    Recovery Tool Command Prompt
  7. Type the following into the Command Prompt Window: 
    bootrec.exe /fixmbr
    bootrec.exe /fixboot
  8. Remove the Installation DVD and restart your PC.

If all goes well, the Windows NTLDR boot errors on your MacBook should be history!