Article ID: 157924 - View products that this article applies to.
This article was previously published under Q157924
When you restart Windows 95 after installing a program or making a configuration change to your computer, you may receive one of the following error messages:
Windows initializing device IOS: Windows protection error. IOS failed to Initialize, Please restart
While initializing IOS: Windows protection error. You need to restart your computer.
After the error message is displayed, you may not be able to start Windows 95 normally. However, you should be able to start Windows 95 in Safe mode.
Windows initializing device IOS: Windows protection error. You need to restart your computer.
It may also be possible to start Windows 95 normally after using the following procedure:
(https://support.microsoft.com/kb/225497/EN-US/ )Windows 95 May Fail to Boot Due to I/O Subsystem Failure
(https://support.microsoft.com/kb/164666/ )You receive the "While initializing device IOS a Windows protection error occurred" error message when you start Windows 95
(https://support.microsoft.com/kb/192841/EN-US/ )Difficulties Using AMD K6-2 or Athlon Central Processing Unit
(https://support.microsoft.com/kb/168866/EN-US/ )FIX: IOS Failed to Initialize Error During Installation
Microsoft has confirmed this to be a problem in Microsoft Windows 95 and OEM Service Releases. This issue is resolved by the following updated file for Windows 95 and OSR2:
RMM.PDR version 4.00.1112 (dated 03/10/97) and later
The problem occurs only on certain system configurations, and does not occur if Internet Explorer 4.0 is installed on your computer. These system configurations have a minimum of 32 MB of RAM and a large number of device drivers. The problem is rare and can occur only at startup. Users whose systems are starting successfully today are not impacted.
Article ID: 157924 - Last Review: November 15, 2006 - Revision: 2.2
Retired KB Content Disclaimer
This article was written about products for which Microsoft no longer offers support. Therefore, this article is offered "as is" and will no longer be updated.