Fix Rainbow Six Siege Error Code 4-Oxfff0be25

Rahul Bishnoi

Rainbow Siege Six error

The Rainbow Six Siege player has been experiencing error code 4-0xFFF0BE25 repeatedly, which indicates a connectivity issue between the game client and the servers. This suggests that there are continual challenges in maintaining a stable connection with the online servers.

How to Fix Rainbow Six Siege Error Code 4-0xfff0be25

Here are some solutions suggested by Reddit. Users can fix this issue in Rainbow Six Siege.

Restart Your Game

  • Open Task Manager by pressing Ctrl + Shift + Esc.
  • Navigate to the Processes tab.
  • Right-click on Rainbow Six Siege in the list.
  • Select End task from the context menu.
  • Relaunch the game.

Check Your Internet Connection

  • Temporarily disable firewall settings, as they may block connections to Rainbow Six Siege servers.
  • See if the error persists after disabling the firewall.

Flush DNS

By using these commands. We can fix this Rainbow Six siege issue:

  • Open the Command Prompt (Windows).
  • Type the following command and press Enter: ipconfig /flushdns .
  • This will refresh your network settings and clear the DNS cache.

Google Public DNS to the Rescue

  • Swap to Google’s public DNS servers.
    • Go to your network settings.
    • Choose “Internet Protocol Version 4 (TCP/IPv4).”
    • Set the preferred DNS server to and the alternate DNS server to
  • Ensure that Rainbow Six Siege is allowed through your Windows Firewall.
  • Add an exception for the game in your firewall settings.

Verify Game Files

Corrupted game files can trigger this error. Follow these steps:

  • Open Ubisoft Connect.
  • Navigate to your Games tab and select Rainbow Six Siege.
  • Click on Properties, then under Local Files, choose Verify files.
  • Wait for the verification process to complete

Read: Fix Cities Skylines II: Unspecified Error