
#4: Add your steam app to “Exceptions” in Avast Antivirus
Try launching steam again to see if the problem has been fixed. Wait for the scan to finish, then go through the potential viruses in Protection History to either delete them or quarantine them. We are, however, going to focus on the easy and durable fixes rather than the complex ones There are a set of different solutions you can use, ranging from the pretty basic stuff to considerably advanced processes. How to solve “Windows cannot find steam.exe” Error?
Incomplete Download: If you are a new steam user, and have recently downloaded steam, you could be facing the issue because of an error during the initial download/ installation process. Antivirus applications, namely Avast, have been known to flag steam.exe. This could the case in this context as well. Antivirus: Antivirus applications do flag certain applications, which might compel the user to allow the said application to run on a computer by adding it to exceptions. Virus or Malware: If the root of the problem is not one of the above, you are likely seeing the error because of unwanted malware or virus infecting your computer. Corrupted Files: Although this is a very common issue, there is a high possibility that it is the reason you are unable to launch steam. Registry problem: The error can appear when you have a corrupted registry key.