How to Add a Message at Sign-in for Users in Windows 10
In Windows, you can add a message that is displayed to users when the sign in. The message can have a title and text saying whatever you like.
The message will not display at sign-in after locking the computer.
The message will only display at sign-in at startup or after signing out.
The color of the message screen background will be the same color set by the selected user on the sign-in screen.
This tutorial will show you how to add a message displaying what you want at sign-in for all users in Windows 10.
You must be signed in as an administrator to be able to add or remove a message at sign-in.
CONTENTS:
- Option One: To Add or Remove Message at Sign-in in Local Security Policy
- Option Two: To Add or Remove Message at Sign-in in Registry Editor
EXAMPLE: Message (middle) at Sign-in for users

OPTION ONE
To Add or Remove Message at Sign-in in Local Security Policy
The Local Security Policy will only be available in the Windows 10 Pro and Windows 10 Enterprise editions.
You can use Option Two below in any edition though.
1. Open
Local Security Policy (secpol.msc).
2. Click/tap to open
Local Policies and
Security Options in the left pane of Local Security Policy. (see screenshot below)
3. In the right pane of
Security Options, double click/tap on
Interactive logon: Message text for users attempting to log on to open its properties. (see screenshot below
step 2)
4. Type the message text you want users to see, and click/tap on
OK. (see screenshot below)
You can leave this blank if you do not want text in the message.
Leaving both Interactive logon: Message text for users attempting to log on and Interactive logon: Message title for users attempting to log on blank will remove the message at sign-in for users.
5. In the right pane of
Security Options, double click/tap on
Interactive logon: Message title for users attempting to log on to open its properties. (see screenshot below
step 2)
6. Type the message title you want users to see, and click/tap on
OK. (see screenshot below)
You can leave this blank if you do not want a title in the message.
Leaving both Interactive logon: Message text for users attempting to log on and Interactive logon: Message title for users attempting to log on blank will remove the message at sign-in for users.
7. When finished, you can close Local Security Policy if you like.
OPTION TWO
To Add or Remove Message at Sign-in in Registry Editor
1. Press the Win+R keys to open the Run dialog, type
regedit, and click/tap on
OK to open Registry Editor.
2. In the left pane of Registry Editor, browse to the location below. (see screenshot below)
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System

3. In the right pane of
System, double click/tap on the
legalnoticecaption string value to modify it. (see screenshot below
step 2)
4. Type the message title you want users to see, and click/tap on
OK. (see screenshot below)
You can leave this blank if you do not want a title in the message.
Leaving both legalnoticecaption and legalnoticetext blank will remove the message at sign-in for users.
5. In the right pane of
System, double click/tap on the
legalnoticetext string value to modify it. (see screenshot below
step 2)
6. Type the message text you want users to see, and click/tap on
OK. (see screenshot below)
You can leave this blank if you do not want text in the message.
Leaving both legalnoticecaption and legalnoticetext blank will remove the message at sign-in for users.
7. When finished, you can close Registry Editor if you like.
That's it,
Shawn