| If you want to... | Do this... | | :--- | :--- | | Start fresh on a new SSD | clean → convert gpt | | Convert MBR→GPT without data loss | mbr2gpt (Win) or gdisk (Linux) | | Recover a dead partition table | testdisk (live USB) | | Boot Windows + Linux on same drive | GPT + separate ESP + GRUB | | Feel like a god | dd if=/dev/zero of=/dev/sda bs=512 count=1 (DO NOT RUN THIS) |
You want to convert MBR → GPT without losing data. This is like performing open-heart surgery while the patient is running a marathon.
For drives under 2TB, the "Master Partition" system is rock solid. It’s simple, well-understood by every data recovery tool, and rarely fails unless there is physical sector damage. master partition
Easier to manage and repair for basic single-OS setups. Lightweight: Occupies negligible space on the drive. Cons Capacity Cap: Cannot address more than 2.2TB of space.
: A 64-byte map that stores the locations of up to four primary partitions . | If you want to
1. EaseUS Partition Master: The All-in-One Disk Management Software
Testdisk will hunt for lost partitions like a bloodhound. When it finds the old master partition table, press Write and weep with joy. This is like performing open-heart surgery while the
Without it, your drive is a dark, chaotic ocean. With it, you are the harbinger of order.