When playing Roblox, we have to make sure that our PC or any device where we are playing is able to run this game. However, there are several Errors that can occur once you install it (Obviously depending on your device software).
In this specific case, you will learn How to fix Error Code 279 in Roblox, just keep reading this article and discover how to solve this problem.
What does Error Code 279 mean on Roblox?
Roblox displays “Error Code 279” if your web browser, Roblox Player, or the Roblox app is having issues establishing a connection to the game servers. You will see “ID = 17” or “Connection Attempt Failed” inside that error, confirming that connectivity-related issues are causing the problem on your device.
Fortunately, you can fix Roblox Error Code 279 induced by ID = 17 on Windows 10 by following the instructions on this article:
Solving Error Code 279 in Roblox
To fix this issue you can try:
1. Changing your predetermined browser:

Roblox works better on Google Chrome, Firefox, and Microsoft Edge. Therefore, if you use something else, it is a good idea to switch to a popular web browser. If you already do, try updating your browser. That should help troubleshoot problems caused by some bug.
2. Disable browser extensions:

Extensions can help you to improve the functionality of your web browser, but they can also present connectivity problems. That is particularly true if you use ad blockers. So, try disabling them and check if that resolves Roblox Error Code: 279. You can do this by going to the extensions or add-ons screen of your browser.
3. Empty your PC’s DNS cache:

An outdated DNS cache can cause your browser or Roblox app to use the wrong IP addresses to connect to game servers. You can flush the cached DNS data by running the following command through a Windows powershell console:
Ipconfig / flushDNS.
4. Disable Windows Firewall or third-party antivirus:

Roblox Error Code: 279 also appears if Windows Firewall is preventing your browser or Roblox app from communicating with the game servers. Turn it off briefly and check if that helps.
5. Reinstall Roblox:

If none of the above fixes worked, try reinstalling Roblox Player or the Roblox app on your device. That should help resolve any issues caused by file corruption.