I created a portable Windows using Hasleo WinToUSB and successfully started Windows from the USB drive, but I did not see the partitions on the internal hard disk in Windows Explorer. How can I access the partitions on the internal hard disk?
To ensure data isn't accidentally disclosed, the internal hard disks on the host computer remain offline by default when booted from a Windows To Go (WTG) USB drive created with the Windows To Go Creation Wizard (built into Windows) and Hasleo WinToUSB. This tutorial details how to online internal disks in a Windows To Go workspace using Disk Management.
Tutorial to Online Internal Disks in a Windows To Go Workspace Using Windows Disk Management
Step 1. Boot Windows from the USB drive created by Hasleo WinToUSB.
Step 2. Press the Windows + R keys to open the Windows Run dialog, type diskmgmt.msc, then press Enter to open Disk Management window.

Step 3. In the Disk Management window, right-click the disk you want to online, then click "Online".

Following these steps, you can easily bring internal disks online for a Windows To Go USB drive.
Frequently Asked Questions
A: Internal disks remain offline by default to prevent accidental data disclosure. When using a portable Windows on different computers, this security measure ensures host computer data remains inaccessible.
A: Open Disk Management (diskmgmt.msc), right-click the offline disk, and select 'Online'. The disk will become accessible and you can assign drive letters to its partitions.
A: Yes, once you online internal disks, other users of the same Windows To Go USB can access those drives. If data security is a concern, keep internal disks offline.
A: Yes, you can online multiple internal disks in Disk Management. Each disk needs to be brought online individually by right-clicking and selecting 'Online'.
A: Yes, you need administrator privileges to access Disk Management and online disks. Right-click Disk Management and select 'Run as administrator' if needed.
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