dashost.exe is the executable file of the Device Association Framework Provider Host program. dasHost.exe is a program of Microsoft Windows Operating System and is a necessary for the working of your system. You can understand the importance of dashost by knowing the fact that, it is necessary to establish a connection between many wired and wireless devices with your Windows Operating System.

Quick Overivew
What is dashost.exe?
The full name of dashost.exe is ‘Device Association Framework Provide Host’. It is basically the part of Microsoft OS and main function is to connect wired and as well as wireless peripherals to the system.
To understand the uses of dasHost file, let me give you an example.
If you want to connect a wireless printer or a mouse to your computer, then this dasHost.exe will come into the picture and allow the device to communicate with the Operating System.
File Location
It is located under “C:\Windows\System32” directory and the average file size is anything from 67070 bytes to 69630 bytes.
If dashost is located in “C:\Program Files” fodler, then it might be suspicious. In this case, it will be able to connect to the Internet, and can change other programs.
How to know whether it’s a Virus?
Is dasHost.exe really a virus? Well, the answer is NO. The dasHost.exe is apart of of Microsoft OS and is safe.
However malware or virus can re-write this file and gain full access.
- If dasHost.exe is not located in ‘System32’ directory, then chances are it’s a virus or malware.
- If dasHost.exe is located under the user profile directory then chances are it’s more like a virus.
Common dashost.exe Error Message
Following are common errors that you might see on your Windows system:
- dashost.exe file is missing
- dashost.exe not found
- dashost.exe failed to load
Why is dashost.exe giving errors?
Although dashost.exe is a very light program in terms of working as well as size, there may be some errors associated with the program that are likely to get displayed on your screen.
In some other cases, Device Association Framework Provider Host program (dashost) can even take up a lot of your CPU usage and might affect the working of your computer.
If you are facing errors with dashost.exe, the first thing to do is to check the number of Device Association Framework Provider Host programs running on your computer in Task Manager.
It is possible that there are separate programs running for separate devices that are connected to Windows and each of them are taking up more than 70% memory of your CPU.
How to fix errors related to dashost.exe?
In some cases, there is a possibility that there is a virus or malware that has disguised itself as dashost.exe. This is highly likely to be in case the program file is not located at its default location which is C:\Windows\System32 folder.
In that case, it is highly recommended that you immediately delete dashost program from the computer and scan your system with update to Antivirus/Malware.
It is highly recommended that dashost.exe should not be disabled from the system as it is a file that is needed for the efficient working of Windows OS.
In case dashost program is taking up a lot of your CPU memory, you can temporarily kill the Device Association Framework Provider Host by following these steps:
- Press Win + R keys to open Run window.
- Type taskmgr and hit Enter to open Task Manager.
- Find all Device Association Framework Provider Host
- Right click on each program and select End Task.
- Restart your program and check if the program is now running fine.
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