Windows 11 Cannot Be Installed: On Disk 0 Partition 1 Portable

| Task | Command | |------|---------| | Open Command Prompt in Setup | Shift + F10 | | Check disk partition style | diskpart → list disk | | Clean & convert to GPT | select disk 0 → clean → convert gpt | | Convert MBR to GPT (data safe) | mbr2gpt /convert /disk:0 | | Verify BIOS mode | msinfo32 (BIOS Mode field) |