If you're tired of players breaking rules in your experience, setting up a roblox warning script is honestly the easiest way to keep things under control without having to ban everyone immediately. Let's be real—moderating a game can be a total headache, especially when you're dealing with people who just want to push boundaries. Instead of jumping straight to a kick or a permanent ban, a solid warning system gives players a chance to fix their behavior while letting them know you're actually paying attention.
In this article, we're going to walk through how to build one of these from scratch. We'll cover the UI, the server-side logic, and how to make sure the system actually works when you need it to.
Why your game actually needs a warning system
Most new developers think they can just handle everything manually, but as soon as your game gets even a little bit of traction, that becomes impossible. You can't be everywhere at once. A roblox warning script acts as your first line of defense. It's that "hey, knock it off" moment that usually stops a troll in their tracks.
Also, it's just better for player retention. If someone is accidentally breaking a rule because they didn't read the instructions, banning them right away means you've lost a player forever. A warning is much more "user-friendly" for lack of a better word. It keeps the community vibe a bit more positive while still maintaining order.
Building the UI: Keeping it simple
Before we even touch the code, we need something for the player to actually see. You don't want a boring, tiny text box that they'll miss. It needs to be clear, bold, and maybe a little bit intimidating so they know it's serious.
- Create a ScreenGui: In your StarterGui, add a new ScreenGui and name it something like
WarningGui. - Add a Frame: This will be the main background for your warning message. I usually go with a dark grey or a deep red to grab attention. Make sure to set its
Visibleproperty tofalseby default—we only want it to pop up when someone is actually being warned. - The Message Text: Put a TextLabel inside the frame. This is where the actual warning reason will show up. You can use placeholder text like "You have been warned for: [Reason]."
- The "I Understand" Button: It's a good idea to add a TextButton that the player has to click to close the warning. It forces them to acknowledge that they've seen it.
Don't overcomplicate the design. Less is more here. Just make sure it's centered on the screen so it's impossible to ignore.
Connecting the dots with RemoteEvents
This is where a lot of beginners get tripped up. You can't just have a local script tell a player they're warned; it has to come from the server. If you try to do it all on the client side, exploiters can just delete the script or ignore it.
To make our roblox warning script work properly, we need a RemoteEvent. Head over to ReplicatedStorage and create a new RemoteEvent named WarnPlayer.
Think of a RemoteEvent like a bridge. The server (the boss) sends a message across the bridge to the client (the player's computer), saying "Hey, show this UI right now." Without this bridge, the server and the client can't talk to each other about specific UI elements.
Writing the server-side logic
Now for the "brain" of the operation. You'll want a script in ServerScriptService that handles the logic. This script will listen for whenever a moderator (or a system) wants to issue a warning.
In its simplest form, the script might look something like this:
```lua local ReplicatedStorage = game:GetService("ReplicatedStorage") local WarnEvent = ReplicatedStorage:WaitForChild("WarnPlayer")
-- This is a simple function to trigger the warning local function issueWarning(targetPlayer, reason) if targetPlayer then WarnEvent:FireClient(targetPlayer, reason) print("Warning sent to " .. targetPlayer.Name .. " for: " .. reason) end end ```
But you probably want a way to trigger this manually. Most people build a moderator panel or use a chat command. For instance, you could set it up so that if you type ;warn [Username] [Reason] in the chat, it triggers the issueWarning function. It makes you feel like an actual admin and keeps things efficient.
Making the warning show up on the screen
Over on the client side, we need a local script to catch that RemoteEvent. Go back to that WarningGui you made earlier and put a LocalScript inside it.
The logic here is pretty straightforward: * Wait for the WarnPlayer event to fire. * When it fires, take the "reason" string passed from the server and put it in your TextLabel. * Make the Frame visible. * Maybe play a little "alert" sound if you want to be extra.
When the player clicks the "I Understand" button, the LocalScript should just set the Frame's visibility back to false. Simple, right? It's not rocket science, but it's super effective.
Storing data so players don't just rejoin
Here is the thing: if you just show a UI and the player leaves and rejoins, that warning is gone. If you want a roblox warning script that actually has teeth, you need to save the number of warnings a player has using DataStoreService.
If a player hits three warnings, maybe the script automatically kicks them. This is how you handle the persistent troublemakers. You'd set up a table for each player when they join, load their warning count from the database, and increment it every time the issueWarning function is called.
Pro tip: Always wrap your DataStore calls in a pcall() (protected call). Roblox servers can be hit-or-miss sometimes, and you don't want your entire script to crash just because the database is having a bad day.
Example of incrementing warnings:
```lua local warnings = playerWarningsDataStore:GetAsync(player.UserId) or 0 warnings = warnings + 1 playerWarningsDataStore:SetAsync(player.UserId, warnings)
if warnings >= 3 then player:Kick("You've been kicked for reaching the warning limit.") end ```
Staying safe from exploiters
I touched on this earlier, but it's worth repeating: never trust the client. If your script relies on the player's computer to tell the server "Hey, I just warned myself," an exploiter is going to have a field day.
Always make sure the command to warn someone starts on the server. The server should check if the person sending the command is actually an admin. You don't want a random player discovering they can fire your RemoteEvent and warn the entire server for fun.
Check the Player.UserId or their rank in your Group before letting the warning logic run. It's a small step that saves you from a massive headache later on.
Final thoughts on moderation
At the end of the day, a roblox warning script is a tool, not a total solution. It helps automate the "small stuff" so you can focus on making your game actually fun. Whether you're building a roleplay game where rules are everything, or a chaotic obby where you just want to stop people from spamming the chat, a solid warning system is a must-have.
It's one of those things you build once and then just let it run in the background. Once you've got the UI looking sharp and the DataStore saving correctly, you'll find that managing your community becomes a whole lot easier. Plus, it gives your game that professional "polished" feel that players appreciate.
Good luck with your scripting! Just remember to test it with a friend before you push it live, otherwise, you might accidentally kick yourself from your own game—and yeah, I've seen it happen more than once.