Windows Cannot Be Installed On Drive 0 Partition 3 !!top!! Info

The "Drive 0 Partition 3" error almost always occurs when there is a mismatch between these standards. If your computer is running in UEFI mode (which most modern PCs do), it requires the target drive to be GPT. If the drive you are trying to install Windows on is currently formatted as MBR, Windows will reject it.

These steps will erase all data on Drive 0. Ensure you have backups before proceeding. Microsoft Community Hubhttps://techcommunity.microsoft.com windows cannot be installed on drive 0 partition 3

| Partition | Type | Size | Likely Role | |-----------|------|------|--------------| | Partition 1 | System | 100 MB | EFI System Partition (ESP) | | Partition 2 | MSR | 16 MB | Microsoft Reserved | | | Primary | 50–200 GB | Target (fails) – may have wrong format or flags | | Partition 4 | Recovery | 500 MB | WinRE Tools | The "Drive 0 Partition 3" error almost always

If the target partition is #3, it is often not the first usable partition, which can confuse the installer if partition 1 or 2 is damaged or non-standard. These steps will erase all data on Drive 0

Before fixing, verify the current configuration using Windows Setup or command line:

Technical Support Engineering Classification: Internal & Public Use Last Reviewed: 2025