ERROR_IP_ADDRESS_CONFLICT1 611 (0x263) [Solved]
Releasing and renewing the IP is the quickest fix
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The ERROR_IP_ADDRESS_CONFLICT1 Windows system error, with code 611 (0x263), appears as a pop-up in the system tray when you are connected to the Internet. The error message reads, There is an IP address conflict with another system on the network.
Causes for Error Code 611 include misconfigured IP settings on the device or network, outdated or corrupt network adapter drivers, third-party apps triggering conflicts, and buggy Windows updates.
Before you proceed to the solutions, restart the affected PC and router, disconnect any new device from the network, and install pending Windows updates.
How can I fix ERROR_IP_ADDRESS_CONFLICT1 in Windows?
1. Release and renew the IP address
- Press Windows + S to open Search, type Command Prompt, and click on Run as administrator.
- Click Yes in the UAC prompt.
- Paste the following commands individually and hit Enter after each:
ipconfig /release
ipconfig /renew
- Restart the PC and verify whether ERROR_IP_ADDRESS_CONFLICT1 is fixed.
2. Configure IP addresses to be obtained automatically
- Press Windows + R to open Run, type ncpa.cpl in the text field, and hit Enter.
- Right-click on the active network adapter, and select Properties.
- Select the Internet Protocol Version 4 (TCP/IPv4) entry, and click on Properties.
- If set to manual, tick the checkboxes for Obtain an IP address automatically and Obtain DNS server address automatically, and click OK to save the changes.
- Finally, reboot the PC to apply the changes and check for improvements.
3. Update the network drivers
- Press Windows + X to open the Power User menu, and select Device Manager.
- Expand the Network adapters entry, right-click on the active network adapter, and select Update driver.
- Click on Search automatically for drivers and wait for Windows to automatically install the best locally available version.
- Restart the computer for the changes to come into effect.
In 2 out of 5 cases, an outdated driver was responsible for ERROR_IP_ADDRESS_CONFLICT1 611 (0x263) There is an IP address conflict with another system on the network in Windows. So, update the network adapter drivers.
If Windows can’t find a better version, go to the manufacturer’s website, locate the new releases, and then manually install the driver.
4. Reset the network settings
- Press Windows + I to open Settings, go to Network & Internet from the left pane, and click on Advanced network settings.
- Click on Network reset.
- Click the Reset now button.
- Again, click Reset in the confirmation prompt.
- Once done, check for improvements.
If the Windows system Error Code 611 is linked to misconfigured settings on the PC, resetting the network settings will fix things in no time!
5. Uninstall conflicting apps
- Press Windows + R to open Run, type appwiz.cpl in the text field, and hit Enter.
- Select any app that was updated or installed around the same time the system error first appeared, and click on Uninstall.
- Follow the on-screen instructions to complete the process and then restart the PC.
For some of you, a quick removal won’t work if the uninstalled app leaves behind files and Registry entries. In this case, I recommend using a top-rated software uninstaller to wipe all traces of it!
6. Uninstall recent Windows updates
- Press Windows + I to open Settings, go to Windows Update from the left pane, and click on Update history.
- Scroll down to the bottom and click on Uninstall updates.
- Click the Uninstall option next to the recently installed update.
- Again, click Uninstall in the confirmation prompt.
- Restart the computer and check for improvements.
In case the ERROR_IP_ADDRESS_CONFLICT1 Win32 system error still appears, uninstall other recent Windows updates, especially the ones downloaded around the same the error first appeared.
7. Reset the router settings
When nothing else works, the last option is to reset the router. This can be done either through the Reset button on the router or via the dedicated control panel, accessible through the IP address printer at the back of the router.
If unsure about the steps, check the manufacturer’s official website for the exact process.
In case this, too, fails, the last option is to contact the ISP (Internet Service Provider). They will inspect the configured settings on your device as well as the entire network and fix any existing faults.
Remember, the ERROR_IP_ADDRESS_CONFLICT1 system error can be caused by both issues with the PC and the network. So, you will have to check it all. Although, the error isn’t so much of a problem because it doesn’t result in a loss of Internet connectivity for most. You could simply close the error box and continue using the PC!
Before you leave, discover expert tips to increase the Internet speed in Windows and enjoy superfast downloads.
For any queries or to share which fix worked for you, drop a comment below.
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