PowerShell recovery scripts using WBAdmin no longer work in Windows 11, but VHDX mounting offers a manual workaround for restoring files.

Fix The backup failed, The specified backup storage location has the shadow copy storage on another volume (0x80780038) error message.

Microsoft says that some applications might fail to backup data using Volume Shadow Copy Service (VSS) after applying the June 2022 Patch Tuesday Windows updates.

FIX Volume Shadow Copy Service operation failed (0x807800A1), The writer experienced a transient error (0x800423F3) on Windows 11/10.