What you want to ask is why the signature verification of chrome_elf.dll failed? The reasons for the failure of signature verification of Chrome_elf.dll include virus or malware infection, Chrome browser file corruption, Windows system file corruption, and low version of Chrome browser.

1, virus or malware infection: some malware will replace the chrome_elf.dll file, resulting in the error of signature verification failure. Use antivirus software to scan and remove malware.

2.Chrome browser file is damaged: the damage or missing of the chrome_elf.dll file itself will also lead to the error of signature verification failure. You can try uninstalling and reinstalling the Chrome browser to solve this problem.

3.Windows system file is damaged: Windows system file is damaged or missing, which will affect the normal operation of Chrome browser and lead to the error of signature verification failure. You can scan and repair system files by using the SFC command that comes with Windows system.

4.Chrome browser version is too low: If the Chrome browser version is too low, the chrome_elf.dll file will be incompatible with the system, resulting in the error of signature verification failure. It is recommended that you upgrade to the latest version of Chrome browser.