The "conhost.exe" aka "Console Window Host" is responsible Windows Command Prompt or any other command-line interface applications. The conhost.exe process provides an interface for these applications to interact with the user and manages the input and output of the console window.
If conhost.exe is signed by Microsoft then it should be a completely safe and common process to see running in your Task Manager.
Conhost.exe file provided by Microsoft, is legal and safe in most cases, but sometimes it can be harmful. What causes this? Find the answer from here.
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