Restrict the length of passwords that can be saved in the Password Manager
Supported on: Microsoft Edge version 104, Windows 7 or later
Registry
HKLM
Software\Policies\Microsoft\Edge HKCU
Software\Policies\Microsoft\Edge Value name: PasswordManagerRestrictLengthEnabled
Enabled: PasswordManagerRestrictLengthEnabled = 1
Disabled: PasswordManagerRestrictLengthEnabled = 0
Description
Make Microsoft Edge restrict the length of usernames and/or passwords that can be saved in the Password Manager. If you enable this policy, Microsoft Edge doesn't let the user save credentials with usernames and/or passwords longer than 256 characters. If you disable or don't configure this policy, Microsoft Edge lets the user save credentials with arbitrarily long usernames and/or passwords.