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Users can't access Internet because proxy settings are overwritten in Internet Explorer 11

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Symptoms

This issue occurs when multiple users log on to a Remote Desktop Services (RDS) server and run Internet Explorer at the same time when proxy settings are managed by Group Policy.

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Cause

This issue occurs because a user's proxy settings may not be initialized correctly when there are multiple concurrent Internet Explorer processes and the server's CPU usage is high. 

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Resolution

To fix this issue, install the most recent cumulative security update for Internet Explorer. To do this, go to Microsoft Update. Additionally, see the technical information about the most recent cumulative security update for Internet Explorer.

Note This update was first included in the MS16-023: Security update for Internet Explorer: March 8, 2016.

Important To completely fix this issue for Internet Explorer 11 in Windows 7, update 3138901 must be installed. This update is not needed in Windows 8.1.

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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References

Learn about the terminology that Microsoft uses to describe software updates.

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Keywords: kbqfe, kbfix, kbexpertiseinter, kbsurveynew, kb

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Article Info
Article ID : 3144522
Revision : 1
Created on : 1/7/2017
Published on : 3/15/2016
Exists online : False
Views : 242