Windows 8, 8.1, 2012, or 2012 R2 computers hang randomly after installing Endpoint Protection

Products

• Endpoint Protection

Issue/Introduction

After installing Symantec Endpoint Protection (SEP) on a Windows 8, 8.1, 2012, or 2012 R2 system; the system hangs randomly. 

Cause

NTFS hangs during disk I/O.

Environment

Windows 8, 8.1, 2012, or 2012 R2

Resolution

Install the following Microsoft hotfix:

https://support.microsoft.com/en-us/kb/2904100