Restart your PC and enter the BIOS/UEFI settings. Change the boot order to set your USB or CD/DVD as the primary boot device.

By bypassing the main OS, you avoid software conflicts and file locks that can lead to errors during complex disk operations. How to Create and Use MiniTool Bootable Media

Use the MiniTool Media Builder to write the ISO to a USB flash drive (4 GB – 64 GB recommended).

You can resize or move the system partition (C: drive) more safely when it isn't "live".

MiniTool Partition Wizard Bootable 10.2 ISO: The Ultimate Disk Management Guide

Easily clone entire disks or migrate your OS to a new SSD/HDD without reinstallation.

Despite its powerful features, the 10.2 version remains lightweight and runs on most hardware: