550 5.7.1 transport.rules – Office, Outlook, Windows Update (Solved)

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How To Resolve 550 5.7.1 transport.rules:

Let it be 550 5.7.1 transport.rules or a query regarding Windows or Windows based programs, we will support the best possible solution. You can either follow the sophisticated steps on your own risk or allow a technician to remotely carry it out on your behalf, hassle free. We ensure you are delighted by the solutions provided.

This article describes the right way to solve 550 5.7.1 transport.rules. Follow the methods provided down below to fix the issue. The erorr generally appears when installing, updating, or while opening the specific program.

Bookmark this post on your system, for you to revisit this page again if system restart is required.

550 5.7.1 transport.rules Supported Operating Systems:

550 5.7.1 transport.rules error messages could happen most of the following Microsoft Windows operating systems:

  • Microsoft Windows 10
  • Microsoft Windows 8.1
  • Microsoft Windows 8
  • Microsoft Windows 7

Microsoft Office Suites:

  • Microsoft Office 365
  • Microsoft Office 2016
  • Microsoft Office 2013
  • Microsoft Office 2010
  • Microsoft Office 2007

And others..

Short of 550 5.7.1 transport.rules looks:
Error Name: 550 5.7.1 transport.rules

Error Type: Medium

Resolution Time: ~49 minutes

Data Loss: Potentially

Scope of Error: Application Level

Software: Microsoft office 2016, 2013, 365, 2010 and others

Developer: Microsoft Corporation

Views Today: 1125

KB ID: 37979

Symptom of Error: Error message pops up “550 5.7.1 transport.rules

System Performance results in being slow/sluggish.

System hangs every so often.

Reason for 550 5.7.1 transport.rules550 5.7.1 transport.rules:

  • Internal system conflict.
  • Corrupt software installation.
  • Virus or malware infection.

550 5.7.1 transport.rules could be triggered because of various factors, it is advisable to pin point the precise error for permanent resolution.


The steps given below should be adopted under oversight of a Technical Expert. If you need any assistance while following the steps, you can contact our 24×7 Technical Support.

How to Fix 550 5.7.1 transport.rules Guide:

Step 1: Verify System for Corruption:

Run System Scan

1) Press Windows + R

2) Type cmd and Press Enter.

3) Type “sfc/scannow” and press enter.

Note: You will need Admin privilege to run the sfc command.

Step 2: Upgrade to latest Windows KB

1) To check for Windows Updates (Windows XP, Vista, 7, 8, and 10):

2) Click the Start button.

3) Type “update” into the search box and hit ENTER.

4) The Windows Update dialog box will appear.

5) If updates are available, click the Install Updates button.

Step 3: Cleanup Junk Files

1) Press Win + R

2) Type “Cleanmgr” and Press Enter.

3) Pick the OS Partition and Press ok.

4) Click on Clean up System Files

In most cases 550 5.7.1 transport.rules error must be resolved right now, if however the problem still persists please, get your system checked by an expert.

550 5.7.1 transport.rules Other Applications:

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