How To Fix Roblox Error Code 279 | 8 Simple Solutions

Roblox Error Code 279

When you open Roblox to prepare the game, it shows that you are not allowed to join the game, displaying code error 279.

What causes Roblox error code 279?

What causes Roblox error code 279 Error code 279 indicates that the client cannot connect to the game server. An error code with ID= 17,146 or 148 indicates an error code for a different cause. There is no known specific cause for error code 279.

However, various factors are believed to be responsible for the error. They include a bad game, Windows Firewall, and a slow internet connection, among others.

You get error code 279 every time you try to use Roblox shouldn’t worry you very much because you can resolve the problem and continue using the platform. Here are simple tips that you can use to fix Roblox error code 279.

1. Use another browser

Use another browser

Different browsers support Roblox in different ways, and you can try a more compatible browser. One of the major reasons you get error code 279 when trying to access Roblox is that your browser isn’t supported.

Therefore, you can solve the problem by using a supported browser if you like using the web browser to access Roblox instead of its app. Some of the best browsers that you can use include Firefox and Chrome. It’s also important you make sure your browser is up to date.

2. Close Windows Defender

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Windows Firewall restriction could be the cause for Roblox error code 279. In that case, you can fix the problem by closing Windows Defender.

Step 1: Go to your computer and click the “Start Menu” to access the search bar.

Step 2: Type “Windows Defender Firewall” (without quotes) on the search bar and click “Open” on the page that appears.

Step 3: Scroll to the left of the page and select “Turn Windows Defender Firewall on or off”

Step 4: Ensure you have selected both public and private options of “Turn off Windows Defender Firewall.”

Step 5: Now click the “Ok” option to complete the process. Try other processes if the problem persists.

3. Disable the antivirus software

Disable the antivirus software

The role of an antivirus is to protect your computer from viruses, malware, and other threats. However, it can also stop you from accessing some websites or running some programs. You should turn off the antivirus when logging into Roblox to fix error code 279.

If the problem is resolved, you should consider adding an exception for Roblox in your antivirus. If the problem persists, you should try another approach to fix the error.

4. Disable browser extensions

Disable browser extensions

If you are logging in to Roblox from a browser, some of the plugins you have installed, such as Adblock, may disable some Roblox. It is recommended that you turn them off to fix Roblox error code 279. Some websites don’t like users to block their profit source, and Roblox is one of them. Just disable your browser extensions and continue playing your favorite games.

5. Port forwarding

Port forwarding

You can also fix Roblox error 279 by implementing port forwarding. The goal is to forward the required range of ports for Roblox to open on your network. Here is a guide on how to do it.

Step 1: Log in to your router control panel (as an administrator).

Step 2: Browse to the “Port forwarding” option.

Step 3: Now, you can enter the IP address of your system. Then enter the 49152–65535 port range and choose UDP as the protocol Forwarding Ports.

Step 4: Restart your router after completing the process

Step 5: Reload Roblox and see if the problem has been resolved.

6. Reduce the security level of the browser

You can resolve Roblox error 279 by reducing the security level of your browser. However, it would help if you did it temporarily to don’t compromise your online security and privacy. Here are simplified tips on how to reduce security levels in various browsers.



Step 1: Go to your computer and open the Chrome browser

Step 2: Navigate to the top right corner and click the “More” option ( dot ) to open settings.

Step 3: Go to the “Privacy and security” option and click it

Step 4: Now, you can select the security setting that you want to turn off and complete the process

Step 5: Restart your Chrome browser



Step 1: Launch the Firefox browser

Step 2: Select the “Tools” option from the top menu and then click “Options”

Step 3: Still on the “Options” page, go to the “Security” tab and click it

Step 4: Now unmark boxes next to “Warn me when sites try to install add-ons,” “Block reported attack sites” and “Block reported web forgies.”

Step 5: Tap on the “Exceptions” button

Step 6: Add websites you don’t want to be blocked and click the “Allow” option. You can include Roblox

Step 7: Now click “Ok” to complete the process and save changes

Step 8: Restart Firefox



Step 1: Launch the Safari browser app on your Mac computer

Step 2: Go to the menu bar options and choose “Safari.”

Step 3: Now, under the Safari menu, select the “Preferences” option

Step 4: Navigate the “Security” tab

Step 5: Unmark the checkbox against “Fraudulent sites” and “Web content.”

Step 6: Relaunch Safari



Step 1: Launch the Opera browser

Step2: Go to the sidebar and click on the “Settings” option

Step 3: Once the settings pages open, navigate to the “Privacy Protection” and disable the “Block Ads” and “Block Trackers” toggle.

Step 4: Now browse to the “Privacy and Security” settings

Step 5: Turn off all security features using the toggle button at the end of every option

Step 6: Restart the Opera browser to enhance changes



Step 1: Go to your computer and launch the Edge browser

Step 2: Click on the menu () to access more options

Step 3: Browse the list and choose the “Settings” option

Step 4: On the sidebar pane that opens, go to “Privacy and Services.”

Step 5: Now you can visit every option and turn off the security and privacy features

Step 6: Restart the Edge browser

7. Reinstall Roblox 

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Another reason for Roblox errors code 279 is that you’re using the website option instead of the app. In that case, you can fix the error by downloading Roblox from the official website and using it to access the platform and play your favorite games.

8. Clear caches and cookies

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If you haven’t logged in for a long time, new web content may conflict with your browser’s cache and it is recommended to clear them. Here is a guide on how to clear caches and cookies on the Chrome browser

Step 1:  Launch Chrome on your computer

Step 2:  Navigate to the top right of the page and click the “More” icon ( dot )

Step 3: Now click the “More tools” option and select “Clear browsing data.”

Step 4: Select a time range (at the top of the page) or choose “All time” if you want to clear everything.

Step 5: Tick or mark the boxes next to “Cookies and other site data” and “Cached images and files,”

Step 6: Click the “Clear data” to complete the process.


Now you know the tips that you can use to fix Roblox error code 279 and get your game started. You need to fix bug codes, and the Roblox platform will open effectively.

You can try several tips highlighted in this article if the problem persists. I recommend that you use the Roblox app instead of the website platform to avoid errors when getting your game started.

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