How to Fix ‘Microsoft Suspicious Connection Blocked’ in Windows 10?

Many users accessing the websites with their Microsoft Edge browser are complaining that they regularly see an error message which says “Microsoft Suspicious...

Thomas Mathew

Last updated on March 24, 2023

Thomas Mathew

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Anubhav Roy is a Computer Science Engineer who has tremendous interest in the world of Computers, Android, and other things happening around the Information and Technology world. He is trained in Machine Learning, Data Science and is a Programmer in Python language with Django Framework.

Possible Fixes for ‘Microsoft Suspicious Connection Blocked’ Notification

For those users who are tired of this issue of displaying “Microsoft Suspicious Connection Blocked,” we have brought a detailed guide to fix this issue. Some say that this is due to the antivirus software or any other firewall service active. But we want to say that this problem is primarily caused by expired certificates of the websites. So to understand the reason and find a possible solution, follow the below-mentioned fixes.

Fix 1: Change settings in Microsoft Edge web Browser

To solve the connection block issue, you need to follow the steps below.

Now close the browser and restart the system and check if the issue persists. We hope this will solve all your concerns. Still, if you have any problem, you can follow our back up fix that is written below.

Fix 2: Editing the Host File

Editing the host file on your computer will ultimately solve this issue of connection blocked. This is because it will not allow connecting the system with the problematic server or the certification expired web-page. To edit the host file, follow the steps below.

Step 1: Double click on This PC.

Step 2: On the top of This PC Window, enter this address “C:\Windows\System32\drivers\etc” and press enter.

Step 3: Now Copy the file named “Hosts.” And paste that into your desirable place from where you can get that whenever you need.

Step 4: Again, paste the same file on the desktop.

Step 5: Now right-click on the “Hosts” file and select open with and choose Notepad.

Step 6: Now copy the below-written lines in the Notepad:

127.0.0.1 markets.books.microsoft.com

# Block access to a Microsoft website that is corrupt.

# localhost name resolution is handled within DNS itself.

# 127.0.0.1 localhost

Step 7: Save the file by just pressing the Ctrl+S button.

Step 8: Copy this file and open the Run dialogue box.

Step 9: In the run dialogue box write this : “C:\Windows\System32\drivers\etc” and press enter

Step 9: Paste the “Hosts” file that you have copied from the desktop.

Step 10: Restart your computer.

Now you’ll see that all the problems regarding “Microsoft Suspicious Connection Blocked” are resolved. However, if any error occurs during this work, don’t worry as you already have the backup saved in your desired location.

More on Microsoft Suspicious Connection Blocked Issue

After all the steps followed correctly, you will be able to solve this error completely. But still, there are some exceptions which can stop you from having a smooth internet experience. One of them is your Antivirus software. Of course, they are made for your security, but sometimes they get irritating, so we recommend trying to disable them and check. Another one of them is your own Windows firewall. For that, we recommend downloading the Windows Firewall Troubleshooter from the Microsoft website and follow the steps to troubleshoot. Now, when everything complete, you will have a buttery smooth and enjoyable web view experience. Thank You!