Right-click the new unallocated space and select "Create Partition." Choose NTFS, assign a drive letter (let’s say "X:"), and label it "WinSecond." Do not format it as bootable yet—WinBootsMate will handle that.
This is where WinBootsMate shines. Check the box labeled "Enable Full OS Isolation (Hide other system drives)." For the primary OS (Windows 10), choose to hide the "WinSecond" partition. For the new OS (Windows 11), choose to hide the original C: drive. winbootsmate
WinBootsMate does not modify the Master Boot Record (MBR) or UEFI firmware in a low-level, persistent way. It works entirely within Microsoft’s official BCD framework. Additionally, the software is digitally signed and has been audited by third-party security researchers. The "Hidden OS Mode" uses standard BitLocker and TPM features, not obscurity or malware-like hiding techniques. Right-click the new unallocated space and select "Create
In the world of PC management, few tasks are as daunting—or as rewarding—as setting up a dual-boot system. Whether you want to run an older version of Windows for legacy software, test the latest Windows Insider build without risking your main OS, or separate work from gaming environments, the process has traditionally been riddled with risks: bootloader corruption, partition errors, and the dreaded "black screen of death." For the new OS (Windows 11), choose to