Set minimum password length
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\16.0\common\security\passwordcomplexity Options
minlength decimal
- range 0-255 Description
This setting will define what the minimum length a password should be when the local policy is enforced. If you enable this policy setting, you may specify the minimum password length. The valid range is between 0 and 255. If you disable or do not configure this policy setting, the default minimum password length is 0 characters.