

Fix partition table, recover deleted partition.Partition table recovery using TestDisk is really easy. TestDisk is powerful free data recovery software! It was primarily designed to help recover lost partitions and/or make non-booting disks bootable again when these symptoms are caused by faulty software: certain types of viruses or human error (such as accidentally deleting a Partition Table). Then, you can use the USB drive to install Windows.TestDisk is OpenSource software and is licensed under the terms of the GNU General Public License (GPL v2+). Open Disk Management, right-click the USB drive partition, and click Mark Partition as Active.Copy all files under this folder to the USB drive.Right-click on the ISO file and select Open with > Windows Explorer.Connect the USB drive to your PC and format it to FAT32 so that it can boot either BIOS-based or UEFI-based PCs.You can create a Windows installation USB drive without any software. Create a Windows Installation USB Drive Manually However, no matter what file system you choose, the USB drive can only be used to boot UEFI-based PCs. If you select the GPT style for the USB drive, FAT32 and NTFS file systems are offered.Then, the USB drive can be used to boot BIOS-based PCs only. If you select the MBR style for the USB drive, only the NTFS file system is offered.You can download a Windows ISO file and then use a burning program to burn the ISO file into the USB drive. Then, you can use this USB drive to boot either BIOS-based or UEFI-based PCs. If the USB drive is larger than 32GB, it will create a 32GB FAT32 partition and leave other space unallocated. If you use this method, you don’t need to care about the USB format because the Windows Media Creation Tool will initialize the USB drive to MBR and then reformat it to FAT32 automatically when it creates the installation USB drive. To get the detailed steps, you can refer to this post: A Complete Guide to Windows 10 Media Creation Tool: How to Use. Insert a USB drive into your PC, run the MediaCreationTool22H2.exe tool, and follow the wizard to create a Windows installation USB drive. You can get it from the Microsoft Windows 10 Download page. To understand the effect of USB format on PC booting, you need to know how to create a Windows installation media. Read More How to Create a Windows Installation Media?
