Fix COM Surrogate has stopped working in Windows 10

Some users have reported that they encounter error “COM Surrogate has stopped working” on their Windows 10 PC when trying to print or browse folders containing Media files (Video / Images). Com surrogate is another name for dllhost.exe process and you really do not worry as their is a fix for this error.

Com Surrogate


Method 1 – Add dllhost.exe to the Data Execution Prevention Exception

1 – Press Windows key and R Key together on your keyboard to Open RUN command box.

2 – Now, write control and hit enter.



3 – Now, View by Small Icons.


View Small Icons Control Panel


4 – Now, Click on System


System Min


5 – Click on Advanced system settings from the left menu pane.


Advanced System Settings Min



6 – Now, click on Settings under performance section.


Settings Advanced Performance (2)


7 – Select Data Execution Prevention Tab

8 – Now, Turn on DEP for all programs and services except those I select:

9 – Next, Click on Add..

Now, the next step differs for 32 Bit or 64 Bit Version.

To check if you have 32 or 64 Bit , just do this.

  • Press Windows key and R key together.
  • Write msinfo32 and hit enter.

Msinfo32 (2)

  • Now, System Type will tell you it is a 32 Bit or 64 Bit PC


System Type


Step 10: –

Case 1 – If your Windows PC is 64 Bit.

Browse to  C:\Windows\SysWOW64\dllhost.exe

Case 2 – If your Windows PC is 64 Bit.

Browse to  C:\Windows\System32\dllhost.exe


In my case My PC was a 64 Bit System and hence i went to SysWOW64.



11 – Now, Double click on dllhost.exe to select it.

12 – Now, Click on Ok and then Apply.


Com Surrogate


Method 2 – Re Register DLL through CMD Admin.

Try to re register vbscript.dll and jscript.dll through Command prompt. Here is the method to do this.

1 – Open command Prompt as admin.

2 – Now RUN these two commands one by one in CMD.

regsvr32 vbscript.dll
regsvr32 jscript.dll

If the problem still persists , Move on to next method.

Method 3 – Disable Thumbnail Previews

1 – Search file explorer Options in Windows 10 Taskbar Search.

2 – Now, click on View Tab

3 – Check the Option saying Always show icons, never thumbnails

4 – Click on Apply.

Disable Thumbnails Preview


Hope the methods given solved your Problem.

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