Fix Sihost.exe Unknown Hard Error In Windows 10/8/7 HD

How to fix Sihost.exe Unknown Hard Error Windows 10. Recently, some users reported that an error message “sihost.exe – System Warning Unknown Hard Error” (also known as sihost.exe unknown hard error) popped up when they accessed to Windows. This error also occurred when they were running a program or playing a game or even after they went through Windows rollback loop. Sometimes, there would be also other error messages, such as Ctfmon.exe unknown hard error and Explorer.exe unknown hard error. These error messages may indicate that there are corrupted or broken system files in the OS, or there are conflicts between the third-party software and the updated Windows system. To fix this issue, you can try the solutions below. This tutorial will apply for computers, laptops, desktops,and tablets running the Windows 10, Windows 8/8.1, Windows 7 operating systems.Works for all major computer manufactures (Dell, HP, Acer, Asus, Toshiba, Lenovo, Samsung).