Windows failed to verify the driver signature.
Go to the official WinDivert GitHub repository or trusted release page. Download the latest stable binary package.
and runs: pnputil /enum-drivers | findstr WinDivert → No active drivers found, confirming it’s a stale lock. Windows failed to verify the driver signature
Windows 系统（尤其是较新版本的 Windows 10 和 Windows 11）强制要求所有内核驱动都必须具有有效的数字签名。如果您使用的 WinDivert 版本过低（签名已过期），或杀毒软件、防火墙误将其行为判定为恶意（特别是开启“内核隔离”或内存完整性功能时），系统会直接阻止驱动加载。
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. and runs: pnputil /enum-drivers | findstr WinDivert →
If it says [SC] DeleteService SUCCESS , the conflict is resolved.
Type the following command to stop the conflicting service and press : sc stop windivert Use code with caution. If you share with third parties, their policies apply
If you continue to have trouble after trying all of these solutions, your best next step is to consult the support community for the specific software that requires WinDivert. When posting for help, always include any specific error codes you see (like 577 or 0x80041017 ) and details about your Windows version (e.g., Windows 11, 64-bit). Good luck!
If you are repeatedly prompted to restart but the driver still won't load, try these steps in order: Remove Orphaned Services
Temporarily disable your antivirus, run the program, and see if it installs. If it works, add an exclusion in your antivirus for the program's folder. Summary of Fixes Complexity Initial occurrence End Process Frozen applications Admin Rights Permission issues Delete .sys Files Corrupted driver Disable Signature Windows blocking Proactive Steps to Prevent Future Issues