Please ensure you download the ISO in the same language as you use for the Windows UI, follow the steps, this is then not like re-installing Windows, it is just like an update and your personal files, settings and installed software will not be affected.
If the 100MB partition is purely populated by essential boot files and strictly insufficient, the architectural resolution involves deleting the obstructing MSR partition to allow the ESP to extend into that 16MB space (plus additional space claimed from
When installing Windows on UEFI-based PCs using Windows Setup, your hard drive partition style must be set up to support either UEFI mode or legacy BIOS-compatibility mode. For example, if you receive the error message: Windows cannot be installed to this
For a super easy and safe way to partition a hard drive from Windows 10 without the stress, I'd totally recommend checking out a tool like Dr.Partition. It can resize and create partitions without touching your data, I've been using it for 2 years
If an MBR partition has an OSType field of 0xEF (i.e., UEFI System Partition), then the firmware must add the UEFI System Partition GUID to the handle for the MBR partition using InstallProtocolInterface () .
EaseUS Partition Master is a powerful partition manager software that assists all levels of Windows users to partition hard drives, manage disk space, and check and repair some storage errors to make their drives at peak performance.