Fix Sechost.dll missing error in Windows 10/8/7

What is ‘Sechost.dll missing error’ in Windows 10/8/7?

Sechost.dll’ is System file associated with Microsoft Operating System products. This DLL (Dynamitic Link Library) file may get onto your computer through the Windows OS installation. Its version and size may be different like 92,160 bytes size in hard disk drive and version name may be 10.0:10240.16384.

‘Sechost.dll’ is ‘Dynamic Link Library’ file that is commonly found in Microsoft Windows’ System32 folder in ‘C:’ Drive of your computer. This file allows other programs to function and finish its task as well as control and change the behaviors of other programs. This DLL file is the host for SCM/SDDL/LSA Lookup APIs.

In sort, ‘Sechost.dll’ is important file and it is recommended not to be deleted. In case if this file is missing or deleted, then you might face some error like ‘The program can’t start because sechost.dll is missing from your computer. Try reinstalling the program to fix this problem.’ This error states that you can’t access or open a program due to missing ‘Sechost.dll’ file in your computer. It means problems with ‘Sechost.dll’ file can cause serious problem.

Reason behind ‘Sechost.dll missing error’:

  • ‘Sechost.dll’ is no more exist in your computer or has been deleted accidently by you
  • Hardware failures or RAM memory issues can cause this error
  • Outdated or corrupted System drivers can cause ‘Sechost.dll Missing Error’ in Windows 10
  • It might possible to get this error when System is already infected malware or viruses
  • Recently installed Windows update can cause this type of issue sometimes.
  • Some important System files get corrupted while installing the applications or games
  • Third Party antivirus software may have blocked the ‘Sechost.dll’ file’s access. In such case, please check if this DLL file is quarantined by your antivirus software.
  • Misconfigured System registry entries can cause this type of issue.

How to Fix Sechost.dll missing error in Windows 10/8/7?

Method 1: Fix Sechost.dll missing error in Windows PC with ‘PC Repair Tool’ [Recommended Solution]

If you don’t have enough time or technical knowledge to find and fix error like ‘Sechost.dll missing’ issue with manual methods, then you can go with ‘PC Repair Tool’ to fix the issue. This tool offers you to find and fix DLL errors, BSoD errors, registry errors, malware or viruses issues and other System issues with just few clicks. In sort, this quick tool helps you to fix all types System issues with just few clicks. You can ‘Get PC Repair Tool’ through link below.

Method 2: Restore the missing ‘’ Sechost.dll’ file in Windows PC

 You can find and fix this error manually with easy methods. This method helps you to restore missing ‘Sechost.dll’ file. You can restore this file from ‘Recycle Bin’ on your computer.

Step 1: Open ‘Recycle Bin’ Application by double-clicking ‘Recycle Bin’ icon on the desktop and locate ‘Sechost.dll’ file.

Step 2: Right-click on it and select ‘Restore’. Once done, please check if trouble is resolved. If the file is still missing, then you can try next method.

Method 3: Update Windows Drivers [Manually]

Outdated or corrupted Windows System drivers can cause ‘Sechost.dll missing error’ in your computer. So, you can fix the issue by updating all System drivers.

Step 1: Press ‘Windows + X’ keys together on keyboard and select ‘Device Manager’

Step 2: In the opened ‘Device Manager’, expand each device category one-by-one and check if any driver is showing ‘Yellow Exclamation Mark’ or ‘Yellow Questioned Mark’ on it. If yes, you need to right-click on it and select ‘Update Driver’, and follow on-screen instructions to finish update process

Step 3: Once all System drivers is updated, restart your computer to see the changes and check if trouble is resolved.

Method 4: Update System drivers in Windows 10 [Automatically]

The above method offers you find and install the System drivers update manually in your computer. However, this process is time consuming to get drivers update. So, you can try ‘Automatic Driver Update Tool’ to get driver updates with just few clicks. This software will find updates for System drivers including graphics card, sound card, network adapter and other System drivers and then install the update in your computer if available. You can get ‘Automatic Driver Update Tool’ through below link.

⇓  Get Automatic Driver Update Tool

Method 5: Re-register the ‘Sechost.dll’ file

You can fix this error by re-registering ‘Sechost.dll’ file

Step 1: Press ‘Windows + X’ keys together on keyboard and select ‘Command Prompt as Administrator’

Step 2: In the opened ‘Command Prompt’ window, type ‘regsvr32 sechost.dll’ command and hit ‘Enter’ key to execute

Step 3: Once done, restart your computer and check if the trouble is resolved.

Method 6: Reinstall the program

If ‘Sechost.dll missing error’ is occurring after installing a program, then it might possible the program is not installed properly or is corrupted. In such case, you can fix this issue by reinstalling the program.

Step 1: Click on ‘Start’ button and click on ‘Control Panel’

Step 2: In the opened ‘Control Panel’, go to ‘Programs & features’ or ‘Apps & Features’

Step 3: Find the program which is causing this error, right-click on it, and select ‘Uninstall’

Step 4: Follow on-screen instructions to finish uninstall process. Once done, you can reinstall the program and check if the trouble is resolved.

Method 7: Run ‘CHKDSK’ command to check your hard disk drive

‘CHKDSK Tool’ offers to verify System integrity of volume and attempts to fix logical file System errors. This tool can be used to find and fix System files issues.

Step 1: Open ‘Command prompt As administrator’ (Press ‘Windows + X’ keys > Select ‘Command Prompt as Administrator’)

Step 2: Type ‘chkdsk /f’ command and hit ‘Enter’ key to execute.

Step 3: Wait to finish the process. Once done, please check if trouble is resolved.

Method 8: Uninstall Windows update

Sometimes, Windows update can cause this type of error. If this error is occurring after Windows 10 upgrade, then you can fix the issue by uninstalling the update.

Step 1: Press ‘Windows + I’ keys together on keyboard to open ‘Settings’ app in Windows 10

Step 2: In the opened ‘Settings’ App, go to ‘Update & Security > Recovery’

Step 3: Go to ‘Go back to the previous version of Windows 10’ section and click on ‘Get Started’ button

Step 4: Follow on-screen instructions to complete the process. Once done, restart your computer and check if trouble is resolved.

Method 9: Scan your computer for malware or viruses with ‘SpyHunter – Antivirus Software’

As mentioned above, malware or viruses attack can be one possible reason behind this type of issue. So, you can fix this error by running System scan with some powerful antivirus software. ‘SpyHunter – Antivirus Software’ offers you to find all types of malware or viruses in computer, and then you can delete all detected threats with just few clicks. So, you can try this tool to remove malware or viruses, and fix this type of issue. You can ‘Get SpyHunter Antivirus Software’ through below link.

Conclusion

I am sure this post helped you on ‘How to Fix Sechost.dll missing error in Windows 10/8/7’ with several easy methods. You can read & follow our instructions to do so. That’s all. For any suggestions or queries, please write on comment box below.