Rainbow Six Siege Lag Spikes? Here is How to Fix!

Seeing the Rainbow Six Siege lag spikes issue? This is a common problem, and very annoying. But luckily it’s also fixable. Here are a few solutions you can try. They have helped a lot of other people with the same issue and they should also be able to help you.

Change the Rainbow Six Siege compatibility settings

One effective way to fix the Rainbow Six Siege lag spikes issue is to disable full screen optimization and enable run as administrator for the game. Here is how:

Step 1: Open File Explorer (pressing Win and E on your keyboard), and go to where Rainbow Six Siege is installed.

Step 2: Right click your game icon and select Properties.

Step 3: Go to the Compatibility tab, and check Disable full screen optimizations and Run this program as an administrator.

Test Rainbow Six Siege now and see if this worked.

Set your Rainbow Six Siege priority to High

You can fix the Rainbow Six Siege lag spikes issue by giving Rainbow Six Siege higher priority. To do this:

Step 1: Make sure your Rainbow Six Siege has been launched, then press the CtrlShift and Esc keys on your keyboard.

Step 2: Select the Details tab.

Step 3: Right click the Rainbow Six Siege process, select Set priority and click High.

Now check to see if raising the priority can help you fix the issue.

Check your DNS settings

Your Rainbow Six Siege lag spikes problem can occur because your DNS settings are not properly configured. To check them:

Step 1: Press the Win and R keys on your keyboard at the same time to launch the Run dialog.

Step 2: Type “ncpa.cpl” and press Enter on your keyboard.

Step 3: Right click your network connection (“Ethernet” for wired connection, and “Wi-Fi” for wireless), and select Properties.

Step 4: Double click Internet Protocol Version 4(TCP/IPv4).

Step 5: Make sure Obtain an IP address automatically and Obtain DNS server address automatically are selected, then click OK. (If they already are then skip this step and go to step 7.)

Step 6: Check if this fixes your error. If not move on to the step below.

Step 7: Select Use the following DNS server addresses, then set the server addresses to the Google public DNS server addresses (8.8.8.8 / 8.8.4.4).

Step 8: Click OK.

Now test to see if this fixes your Rainbow Six Siege lag spikes issue.

Reset your Windows network settings

You can fix your Rainbow Six Siege lag spikes issue by flushing your DNS cache and releasing and renewing your computer IP address. To do that:

Step 1: Press and the Win and R keys on your keyboard to launch the Run box.

Step 2: Type “cmd” and press CtrlShift and Enter on your keyboard. This will run Command Prompt as Adminstrator.

Step 3:

In Command Prompt, enter the following commands:

ipconfig /flushdns
ipconfig /renew
ipconfig /registerdns

Restart your computer and see if resetting these settings works for you.

Use a VPN

It’s possible that your Rainbow Six Siege lag spikes issue occurs because there are interruptions to your Rainbow Six Siege connection. And connecting through a VPN can help you get around them.

Using a VPN usually requires some time and computer skills. If you want an easier option, you should try a VPN service. And we recommend using NordVPN.

NordVPN is an easy-to-use and fast VPN service. You’ll be able to set up a VPN connection with just a few mouse-clicks. And its fast speed servers at multiple locations offers you a comfortable and reliable experience.

To use NordVPN on your computer:

Step 1: Download and install NordVPN on your computer.

Step 2: Run NordVPN and sign in your account.

Step 3: Click the Connect switch. This will automatically connect you to the VPN server recommended for your device.

Now your VPN connection is set up, and you can see if this works to fix your Rainbow Six Siege lag spikes issue.

We hope that the solutions above have helped you fix your Rainbow Six Siege lag spikes issue. If you have any questions or suggestions about them, feel free to leave a comment below!

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