Let’s first update Windows, as an update released on November 27, 2024, specifically Security Intelligence Update for Microsoft Defender Antivirus KB2267602 (Version 1.421.495.0), resolved the error. To resolve this error, you just have to update Windows: This method should resolve your problem. However, if you’re still facing issues, update the Phone Link App in Windows: Once confirmed that your Windows is up-to-date, you must update the Link to Windows app on your phone too, because the issue often arises due to new security protocols or updates. Microsoft recommends checking for system updates and ensuring everything is up to date, including Windows, applications, and the mobile app from its original store. Open Link to Windows on your device, sign in if necessary, and use the generated QR code or manually link it with your desktop. That’s it! The issue with error code 256 should be resolved with these updates, allowing you to resume using the mobile screen projection feature smoothly. If you encounter any further issues, visit us at Appuals.com. Good luck!
