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How to Fix Sihost.exe Unknown Hard Error on Windows 10

During the startup or shutting down of the device a box pops up in between with a Sihost.exe error. In this error, the message reads Unknown Hard Error with a yellow triangle and an exclamation mark. This box gives you no idea about to deal with it. But yet hitting the close icon gives you a temporary respite because the disappears for a short time.

Sihost.exe is an exe file maintains a record that maintains a record of all the application. This error causes many problems like system issues, as 100% disk usage, a slow bootup process or a steady running computer. There can be several reasons due for this error to take place. Like corrupted system files or any sort of malicious software, corrupt download.

How to Fix Sihost.exe Unknown Hard Error on Windows 10 


There are five simple ways to solve this error like - Reverting any sort software changes, a clean boot, Check Disk, Scan Now Command, Mending Drivers. To understand how to use all these methods have a look at the guide here -

Fix: Sihost.exe Unknown Hard Error in Windows 10

How to Fix Sihost.exe Unknown Hard Error on Windows 10

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