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Rainbow Six Siege Error Code 4-0xfff0be25: Solution Methods


Ubisoft's tactical shooter game, Rainbow Six Siege, has been welcomed by players worldwide thanks to its unique gameplay design and distinctive special operatives. Almost a decade after its release, it still enjoys very high popularity. However, the error code 4-0xfff0be25 has persistently troubled some players, a problem that can prevent normal gameplay. Therefore, in this guide, we will thoroughly analyze the causes of the Rainbow Six Siege error code 4-0xfff0be25 and provide simple yet effective solutions.


How to Avoid Rainbow Six Siege Auto Switch Server



What causes Rainbow Six Siege error code 4-0xfff0be25?


There are several reasons why the Rainbow Six Siege error code 4-0xfff0be25 may occur during gameplay. Let's explore these reasons in more detail:

  • Server Issues: Sometimes, the game servers may experience technical difficulties or undergo maintenance, leading to connectivity issues and the occurrence of error code 4-0xfff0be25. In such cases, the problem lies with the game server, and players can only wait for the server to be fixed.
  • Weak Internet Connection: A weak or unstable internet connection can contribute to the error code 4-0xfff0be25. Insufficient bandwidth, high latency, or frequent disconnections can disrupt the connection between players and game servers, resulting in connectivity issues and the appearance of the error code.
  • Corrupted or Missing Game Files: If certain game files are corrupted or missing, it can lead to errors during gameplay, including the error code 4-0xfff0be25. This can occur due to various reasons, such as incomplete installations, file corruption caused by software conflicts, or issues with game updates.
  • Corrupted DNS Caches: DNS (Domain Name System) caches store information about website addresses and their corresponding IP addresses. If the DNS caches become corrupted, it can cause connectivity issues in online games like Rainbow Six Siege, resulting in error codes like 4-0xfff0be25.
  • Multiple Programs Running in the Background: Having multiple programs running simultaneously in the background can consume system resources and affect network performance. This can contribute to connectivity issues and the appearance of error codes during gameplay.
  • Game Packet Loss: Packet loss refers to the loss of data packets during transmission between the player's device and the game server. High packet loss can cause lag, disconnections, and error codes like 4-0xfff0be25 in Rainbow Six Siege.



Best Way to Fix Rainbow Six Siege error code 4-0xfff0be25


If the game servers are functioning properly, the error code 4-0xfff0be25 in Rainbow Six Siege is likely due to network-related issues on the player's side. Factors such as network congestion, packet loss, and high ping can hinder the connection with the game servers. To address this, an effective solution is to install GearUP Booster, a dedicated tool for network acceleration in gaming.


GearUP Booster offers several advantages for resolving the Rainbow Six Siege error code 4-0xfff0be25:

  • Effective Error Code Resolution: GearUP Booster is specifically designed to address network-related issues in online games, including the error code 4-0xfff0be25 in Rainbow Six Siege. 
  • Flexible Subscription Plans: GearUP Booster provides flexible subscription options to suit different gaming needs. Whether you prefer monthly, quarterly, or annual plans, you can choose the subscription duration that works best for you.
  • Affordable Pricing with Excellent Results: Despite its powerful network acceleration capabilities, GearUP Booster offers affordable pricing options. 
  • 3-Day Free Trial: To ensure customer satisfaction, GearUP Booster offers a free trial period. This allows you to experience the tool's effectiveness and determine if it resolves the error code 4-0xfff0be25 in Rainbow Six Siege for you.
  • Exclusive Adaptive Intelligent Routing Technology: GearUP Booster utilizes advanced adaptive intelligent routing technology to find the most optimal network routes for your gaming sessions.


Step 1: Download GearUP Booster


Download GearUP Booster


Step 2: Search Rainbow Six Siege.


Rainbow Six Siege Error Code 4-0xfff0be25: Solution Methods


Step 3: Select Game Server and Node.


How to Avoid Rainbow Six Siege Auto Switch Server-img 3


Step 4: Select the "Confirm" button initiates the optimization process of your network settings.


In addition to GearUP Booster, another option for console players who don't want to use PC Share Mode for network acceleration in Rainbow Six Siege is to consider purchasing HYPEREV. HYPEREV is a hardware product similar to a game router that enhances network speed through physical connection and app control, providing an alternative solution for improving network performance during gameplay.



Other Methods to Slove Error Code 4-0xfff0be25


Method 1: Temporarily disable firewall and antivirus software (Note: This method may reduce computer security, so use it with caution).


  • Press Win+R to open the "Run" dialog box.
  • Type "firewall.cpl" and press Enter.
  • Select "Turn Windows Defender Firewall on or off."
  • Check all the radio buttons to turn off Windows Firewall.
  • Open the "Run" dialog box again.
  • Type "windowsdefender:" and press Enter.
  • Click on "Virus & threat protection" in the left pane, then click on "Manage settings."
  • Disable real-time protection.


Method 2: Update the GameSettings file.


  • Open File Explorer and navigate to "C:\Users\YourUsername\Documents\My Games\Rainbow Six–Siege." Open the folder with the long name.
  • Open GameSettings and right-click on it, then open it with Notepad.
  • Change UseProxyAutoDiscovery: Scroll down and find "UseProxyAutoDiscovery=0" at the end of the file. Change its value from 0 to 1.
  • Save changes and relaunch the game to check if the issue is resolved.


In addition to these methods, other options to try include updating network drivers, refreshing DNS, reinstalling the game, and closing unnecessary background applications and long-running downloads.


In summary, the Rainbow Six Siege error code 4-0xfff0be25 can be caused by various factors such as server issues, weak internet connections, corrupted game files, corrupted DNS caches, multiple background programs, and game packet loss. Resolving this error involves optimizing network settings, updating drivers, refreshing DNS, reinstalling the game, and closing resource-intensive applications. Additionally, utilizing tools like GearUP Booster or considering hardware solutions like HYPEREV can effectively enhance network performance and resolve the error code, ensuring a smoother and more enjoyable gaming experience in Rainbow Six Siege.