bdehdcfg quiet
Informs the bdehdcfg command-line tool that all actions and errors are not to be displayed in the command-line interface. Windows commands reference
On Windows
Windows
Informs the bdehdcfg command-line tool that all actions and errors are not to be displayed in the command-line interface. Any Yes/No (Y/N) prompts displayed during the drive preparation will assume a "Yes" answer. To view any error that occurred during drive preparation, review the system event log under the Microsoft-Windows-BitLocker-DrivePreparationTool event provider.
bdehdcfg -target {default|unallocated|<drive_letter> shrink|<drive_letter> merge} -quiet
To use the quiet command
bdehdcfg -target default -quietIdentify