Skip to content

TechDirectArchive

Hands-on IT, Cloud, Security, Veeam & DevOps

  • Home
  • About
  • Advertise With US
  • Reviews
  • Contact
  • Toggle search form

How to Disable Open File Security Warnings on Windows

Posted on 05/01/202411/08/2026 Temitope Odemo By Temitope Odemo No Comments on How to Disable Open File Security Warnings on Windows
  1. Home
  2. Security | Vulnerability Scans and Assessment
  3. How to Disable Open File Security Warnings on Windows
Disable-Open-File-Security-Warnings-on-Windows

There is always this prompt warning message ‘Open file – Security Warning’ when you try to open an untrusted file you downloaded from the internet. In this article, I will be showing you How to Disable Open File Security Warnings on Windows but it is recommended to always do this temporarily. Please see Enable Microsoft Defender SmartScreen: How to prevent Exe files from getting deleted randomly in Windows 10 and 11, and how to Fix SmartScreen can’t be reached right now on Windows 10 and 11.

But How does Windows detect this security threat? There is a list of files in the Windows database that is considered malicious and when the file properties fall into this category it pops out this message also Windows database also consists of a list of file properties that are regularly used and when the file property you want to open is not included it will flag it as a threat.

You may also want to read about What Is the NTUSER.DAT File in Windows?, How to disable file download in Microsoft Edge, How to fix “The process cannot access the file because another process has locked a portion of the file”.

Note: Only Disable this setting if you are completely aware that the file is secure to be opened.

Steps to Disable Open File Security Warnings on Windows

Open Run and type inetcpl.cpl and click OK to open the internet properties.

How-to-Disable-Open-File-Security-Warnings-on-Windows

2. Click on the Security tab.

How-to-Disable-Open-File-Security-Warnings-on-Windows-security

3. Click on the Custom Level Button.

How-to-Disable-Open-File-Security-Warnings-on-Windows-custom-level

4. Scroll down to the Launching applications and unsafe files section and select Enabled (not secured) option. Click OK.

How-to-Disable-Open-File-Security-Warnings-on-Windows-launch

Also, see the video on how to Install AnyDesk on Windows for remote Connections, and video on how to demote and remove a domain controller. See how to Display interactive logon messages for Windows PCs via GPO, and Microsoft Edge: All available Policies for the latest version of Microsoft Edge.

Disable Open File Security Warnings on Windows through App and Browser Control.

5. Navigate to Privacy & security > Windows Security > App & browser control

Click on Reputation-based protection settings

How-to-Disable-Open-File-Security-Warnings-on-Windows-app

6. Toggle the Check apps and files and SmartScreen for Microsoft Edge to OFF.

How-to-Disable-Open-File-Security-Warnings-on-Windows-reputation

You can turn on the feature back to default after accomplishing your task.

You may want to see how to Fix the Certificate could not be verified back to the root certificate, and the video on how to Make More Space Available on the Windows 11 Taskbar.

FAQs

How do I turn off open file security warning?

Launch RUN and type inetcpl.cpl and press Enter. On the internet properties page click on the Security tab, and click ‘Custom Level’. Scroll down to the Launching Applications and Unsafe Files section and select Enabled (not secured) option. Click OK.

How do I stop Windows security from blocking files?

Navigate to Privacy & security > Windows Security > App & browser control. Click on Reputation-based protection settings. Toggle the Check apps and files and SmartScreen for Microsoft Edge to OFF.

I hope you found this blog post on how to Disable Open File Security Warnings on Windows Interesting and helpful. In case you have any questions do not hesitate to ask in the comment section.

Thank you for reading this post. Kindly share it with others.

  • Share on X (Opens in new window) X
  • Share on Reddit (Opens in new window) Reddit
  • Share on LinkedIn (Opens in new window) LinkedIn
  • Share on Facebook (Opens in new window) Facebook
  • Share on Pinterest (Opens in new window) Pinterest
  • Share on Tumblr (Opens in new window) Tumblr
  • Share on Telegram (Opens in new window) Telegram
  • Share on WhatsApp (Opens in new window) WhatsApp
  • Share on Mastodon (Opens in new window) Mastodon
  • Share on Bluesky (Opens in new window) Bluesky
Security | Vulnerability Scans and Assessment, Windows, Windows Server Tags:Microsoft Windows, security, Windows 10, Windows 11, Windows Server 2016

Post navigation

Previous Post: How to Configure NIC Teaming on Windows Server
Next Post: How to migrate WDS and MDT to a new Windows Server

Related Posts

  • screenshot 2020 02 08 at 15.53.31
    Auto Logon Error “Username and password specified is not valid” Windows
  • Virtual Desktop
    Add and Remove Multiple Virtual Desktops in Windows Windows
  • Pluggin cable
    System check found some issues during MBAM encryption: Fail, the Power cable must be connected Windows
  • Restrict the number of tabs a user can open in Chrome and Edge
    Restrict the number of tabs a user can open in Chrome and Edge Windows
  • WMi tools WMI Explorer
    Query and display Windows information via WMI Explorer Network | Monitoring
  • Screenshot 2022 04 26 at 12.04.14
    Differences between Directory Services and Databases Windows

More Related Articles

screenshot 2020 02 08 at 15.53.31 Auto Logon Error “Username and password specified is not valid” Windows
Virtual Desktop Add and Remove Multiple Virtual Desktops in Windows Windows
Pluggin cable System check found some issues during MBAM encryption: Fail, the Power cable must be connected Windows
Restrict the number of tabs a user can open in Chrome and Edge Restrict the number of tabs a user can open in Chrome and Edge Windows
WMi tools WMI Explorer Query and display Windows information via WMI Explorer Network | Monitoring
Screenshot 2022 04 26 at 12.04.14 Differences between Directory Services and Databases Windows

Leave a Reply Cancel reply

You must be logged in to post a comment.

Microsoft MVP

vexpert-badge-stars-5

Virtual Background

VEEAMLEGEND

Categories

veeaam100

Veeam Vanguard

  • Windows Productivity Tips
    Windows Productivity Tips To Get The Most Out Of Your PC Windows
  • FEATUREDC
    How to create Confidential VMs in Azure AWS/Azure/OpenShift
  • schedulepythontasksinWindows
    Task Scheduler shows task still running despite successful Windows
  • settings app not working featured 800x400 1
    How to search through the Windows registry Windows Server
  • RRcovery1
    Your Hypervisor Exit Plan Should Be a Recovery Runbook Backup
  • Object First OOTBI Best Storage Repo for Veeam
    Understanding User Roles & Access Control in Object First OOTBI Backup
  • How To Enable Single Sign On (SSO) For Windows Admin Center
    Setup Windows Admin Center Modern Gateway for Single Sign-On Windows Server
  • blue screen error during windows 10 upgrade thumbnail
    Replace a blue screen error with a blank screen for system errors Windows

Subscribe to Blog via Email

Enter your email address to subscribe to this blog and receive notifications of new posts by email.

Join 1,757 other subscribers
  • RSS - Posts
  • RSS - Comments
  • About
  • Authors
  • Write for us
  • Contact
  • Advertise with us
  • General Terms and Conditions
  • Privacy policy
  • Feedly
  • Telegram
  • Youtube
  • Facebook
  • Instagram
  • LinkedIn
  • Tumblr
  • Pinterest
  • Twitter
  • mastodon
  • Bsky

Tags

Active Directory Azure Bitlocker Microsoft Windows PowerShell WDS Windows 10 Windows 11 Windows Deployment Services Windows Server 2016

Copyright © 2026 TechDirectArchive

Loading Comments...

You must be logged in to post a comment.