Additional Information

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	Request More Information

All our patches are available for download from our web server, for customers who have a current PCS contract. Each patch is password-protected. Contact Technical Support for a password.

• MKS Toolkit Products
  (Includes legacy MKS Toolkit, MKS Toolkit Select, and MKS NuTCRACKER Professional products.)
  • MKS Toolkit 9.4 Patches
  • MKS Toolkit 9.2 Patches
  • MKS Toolkit 9.1 Patches
  • MKS Toolkit 9.0 Patches
  • MKS Toolkit 8.7 Patches
  • MKS Toolkit 8.6 Patches
  • MKS Toolkit 8.5 Patches
  • MKS Toolkit 8.1 and AlertCentre Patches
  • MKS Toolkit 8.0 and AlertCentre Patches
  • MKS Toolkit 7.5 Patches
  • MKS Toolkit 7.0 Patches
  • MKS NuTCRACKER Professional Patches
  
  
• MKS AlertCentre
  (MKS AlertCentre patches for v1.1 and v1.0 are bundled with MKS Toolkit v8.1 and v8.0 patches respectively)
  • MKS AlertCentre 2.0 Patches
  • MKS AlertCentre 1.1 Patches
  • MKS AlertCentre 1.0 Patches
  
  
• MKS Lex & Yacc
  
  • MKS Lex & Yacc Patches
  
  
• MKS X/Server
  
  • MKS X/Server Patches

MKS Toolkit 9.4 Patches

Patch Level: MKS Toolkit 9.4 Patch 1
Date Issued: Description:	31 March 2011 List of Problems Fixed	To request Patch 1 for Toolkit 9.4, please go to the Update Request Form

MKS Toolkit 9.2 Patches

Patch Level: MKS Toolkit 9.2 Patch 3
Date Issued: Description:	30 June 2009 List of Problems Fixed Request Password	Download Patch TK9.2p3_x86.exe (36.9 Mb) (32-bit Only) TK9.2p3.exe (123 Mb) (64-bit and 32-bit)

Patch Level: MKS Toolkit 9.2 Patch 2
Date Issued: Description:	6 January 2009 List of Problems Fixed Request Password	Download Patch TK9.2p2_x86.exe (20.8 Mb) (32-bit Only) TK9.2p2.exe (69.1 Mb) (64-bit and 32-bit)

Patch Level: MKS Toolkit 9.2 Patch 1
Date Issued: Description:	7 July 2008 List of Problems Fixed Request Password	Download Patch TK9.2p1_x86.exe (10.6 Mb) (32-b it Only) TK9.2p1.exe (35.1 Mb) (64-bit and 3 2-bit)

MKS Toolkit 9.1 Patches

Patch Level: MKS Toolkit 9.1 Patch 1
Date Issued: Description:	1 August 2007 List of Problems Fixed Request Password	Download Patch TK9.1p1_x86.exe (14.8 Mb) (32-bit Only) TK9.1p1.exe (53.6 Mb) (64-bit and 32-bit)

MKS Toolkit 9.0 Patches

Patch Level: MKS Toolkit 9.0 Patch 5
Date Issued: Description:	12 October 2006 List of Problems Fixed Request Password	Download Patch TK9.0p5_x86.exe (77.6 Mb) (32-bit Only) TK9.0p5.exe (258 Mb) (64-bit and 32-bit)

Patch Level: MKS Toolkit 9.0 Patch 4
Date Issued: Description:	12 June 2006 List of Problems Fixed Request Password	Download Patch TK9.0p4_x86.exe (65.3 Mb) (32-bit Only) TK9.0p4.exe (221 Mb) (64-bit and 32-bit)

Patch Level: MKS Toolkit 9.0 Patch 3
Date Issued: Description:	21 February 2006 List of Problems Fixed Request Password	Download Patch TK9.0p3_x86.exe (65.3 Mb) (32-bit Only) TK9.0p3.exe (221 Mb) (64-bit and 32-bit)
Date Issued Description	07 March 2006 Hot Fixes for 9.0 Patch 3

Patch Level: MKS Toolkit 9.0 Patch 2
Date Issued: Description:	19 December 2005 List of Problems Fixed Request Password	Download Patch TK9.0p2_x86.exe (38.1 Mb) (32-bit Only) TK9.0p2.exe (128 Mb) (64-bit and 32-bit)
Date Issued Description	13 January 2006 Hot Fixes for 9.0 Patch 2

Patch Level: MKS Toolkit 9.0 Patch 1
Date Issued: Description:	05 July 2005 List of Problems Fixed Request Password You only need this patch if you received a CD. Please check mksinfo to verify whether you already have the patch or not.	Download Patch TK9.0p1_x86.exe (5.4 Mb) (32-bit Only) TK9.0p1.exe (16.8 Mb) (64-bit and 32-bit)

MKS Toolkit 8.7 Patches

Patch Level: MKS Toolkit 8.7 Patch 5
Date Issued: Description:	21 February 2006 List of Problems Fixed Request Password	Download Patch TK8.7p5_x86.exe (51.0 Mb) (32-bit Only) TK8.7p5.exe (169 Mb) (64-bit and 32-bit)

Patch Level: MKS Toolkit 8.7 Patch 4
Date Issued: Description:	27 April 2005 List of Problems Fixed Request Password	Download Patch TK8.7p4_x86.exe (24.7 Mb) (32-bit Only) TK8.7p4.exe (83.8 Mb) (64-bit and 32-bit)

Patch Level: MKS Toolkit 8.7 Patch 3
Date Issued: Description:	15 Nov 2004 List of Problems Fixed Request Password	Download Patch TK8.7p3_x86.exe (16.3 Mb) (32-bit Only) TK8.7p3.exe (57.3 Mb) (64-bit and 32-bit)

Note: KB240 — Installing patch on Windows x64 Systems. KB241 — Disabling the RSHD and REXECD services on Windows x64 Systems.

Patch Level: MKS Toolkit 8.7 Patch 2
Date Issued: Description:	16 Aug 2004 List of Problems Fixed Request Password	Download Patch TK8.7p2_x86.exe (9.98 Mb) (32-bit Only) TK8.7p2.exe (35.4 Mb) (64-bit and 32-bit)

Note: KB237 — Error code 2324 when installing patch on 64-bit Windows. KB238 — Unblocking rsh and rexec. KB239 — RSHD and REXECD ports stay active after disabling.

Patch Level: MKS Toolkit 8.7 Patch 1
Date Issued: Description:	08 June 2004 List of Problems Fixed Request Password	Download Patch TK8.7p1.exe (2.4 Mb)

MKS Toolkit 8.6 Patches

Patch Level: MKS Toolkit 8.6 Patch 3
Date Issued: Description:	16 Aug 2004 List of Problems Fixed Request Password	Download Patch TK8.6p3.exe (18.9 Mb)

Patch Level: MKS Toolkit 8.6 Patch 2
Date Issued: Description:	06 February 2004 List of Problems Fixed Request Password	Download Patch TK8.6p2.exe (14.5 Mb)

Patch Level: MKS Toolkit 8.6 Patch 1
Date Issued: Description:	23 December 2003 List of Problems Fixed Request Password	Download Patch TK8.6p1.exe (4.3 Mb)

MKS Toolkit 8.5 Patches

NOTE: MKS Toolkit 8.5 is no longer supported, please update your product.

Patch Level: MKS Toolkit 8.5 Patch 2
Date Issued: Description:	31 October 2003 List of Problems Fixed	Download Patch TK8.5p2.exe (26.5 Mb)

Patch Level: MKS Toolkit 8.5 Patch 1
Date Issued: Description:	10 April 2003 List of Problems Fixed	Download Patch TK8.5p1.exe (22.8 Mb)

MKS Toolkit 8.1 Patches

NOTE: MKS Toolkit 8.1 is no longer supported, please update your product.

Patch Level: MKS Toolkit 8.1 Patch 3
Date Issued: Description:	11 March 2003 List of Problems Fixed	Download Patch TK8.1p3.exe (13.7 Mb)

Patch Level: MKS Toolkit 8.1 Patch 2
Date Issued: Description:	23 December 2002 List of Problems Fixed	Download Patch TK8.1p2.exe (10.7 Mb)

Patch Level: MKS Toolkit 8.1 Patch 1
Date Issued: Description:	23 July 2002 List of Problems Fixed	Download Patch TK8.1p1.exe (6.2 Mb)

MKS Toolkit 8.0 Patches

NOTE: MKS Toolkit 8.0 is no longer supported, please update your product.

Patch Level: MKS Toolkit 8.0 Patch 1
Date Issued: Description:	22 February 2002 List of Problems Fixed

If you installed MKS Toolkit 8.0 from the MKS web site, either directly from the MKS web store or using an update link provided by us, you will need to download the appropriate patch in the "Patch for Web Download" column. If you installed using the CD provided with the MKS product shipment, you will need to download the appropriate patch in the "Patch for CD Install" column. When you install the patch, checks are made to ensure that the proper version is being applied. Instructions for applying these patches will be displayed when you first run the self-extracting executable. These instructions are also available in the patch.txt file that is included with the patch package.
Product	Patch for Web Download	Patch for CD Install
MKS Toolkit for System Administrators	Download Patch tksa_80p1.exe (1.2 Mb)	Download Patch tkcd_80p1.exe (1.7 Mb)
MKS Toolkit for System Administrators with AlertCentre	Download Patch tksa_80p1.exe (1.2 Mb)	Download Patch tkcd_80p1.exe (1.7 Mb)
MKS Toolkit for Developers	Download Patch tkdev_80p1.exe (1.0 Mb)	Download Patch tkcd_80p1.exe (1.7 Mb)
MKS Toolkit for Interoperability	Download Patch tkio_80p1.exe (2.0 Mb)	Download Patch tkcd_80p1.exe (1.7 Mb)
MKS Toolkit for Professional Developers	Not Available	Download Patch tkcd_80p1.exe (1.7 Mb)
MKS Toolkit for Enterprise Developers	Not Available	Download Patch tkcd_80p1.exe (1.7 Mb)
MKS AlertCentre (add-on product)	Not Available	Download Patch tkac_80p1.exe (404 KB)

MKS Toolkit 7.5 Patches

NOTE: MKS Toolkit 7.5 is no longer supported, please update your product.

Patch Level: MKS Toolkit 7.5 Patch 2
Date Issued: Description:	31 January 2003 List of Problems Fixed	Download Patch TK7.5p2.exe (11.2 Mb)

Patch Level: MKS Toolkit 7.5 Patch 1
Date Issued: Description:	01 May 2001 List of Problems Fixed	Download Patch TK7.5p1.exe (8.9 Mb)

Patch Level: MKS Toolkit 7.5 Patch 0
Date Issued:	08 March 2001	Download Patch TK7.5p0.exe (3.0 Mb)

MKS Toolkit 7.0 Patches

NOTE: MKS Toolkit 7.0 is no longer supported, please update your product.

Patch Level: MKS Toolkit 7.0.1
Date Issued: Description:	12 October 2000 This release is a combination of MKS Toolkit 7.0 and the following items:    MKS Toolkit 7.0 Patch 1    MKS Toolkit Remote Daemon Add-On Existing MKS Toolkit 7.0 customers can download and install the above components or order a CD directly from MKS. The release notes for MKS Toolkit 7.0.1 can be found at the following URL: http://www.mkssoftware.com/docs/rn/relnotes_tk70.htm

Patch Level: MKS Toolkit 7.0 Patch 1
Date Issued: Description:	30 August 2000 List of Problems Fixed	Download Patch TK7.0p1.exe (7.0 Mb)

Patch Level: MKS Toolkit 7.0 Documentation Update
Date Issued:	18 September 2000	Download Patch File 1 - Utilites Documentation (2.3 Mb) Download Patch File 2 - API Documenation (1.8 Mb)

Instructions for Installing Documentation Update For users of MKS Toolkit for System Administrators, MKS Toolkit for Developers, and MKS Toolkit for Interoperability: Download the Utilities Documentation (utildocs.tar.gz) and place it in your MKS Toolkit root directory ($ROOTDIR) From the command line, type cd $ROOTDIR tar -xvf utildocs.tar.gz The documentation files are placed in the standard locations. For users of MKS Toolkit for Professional Developers and MKS Toolkit for Enterprise Developers: Download and install the Utilites Documentation (utildocs.tar.gz) as described above. Follow the same procedure for the API Documentation (apidocs.tar.gz)

MKS NuTCRACKER Professional Patches

MKS NuTCRACKER Professional has been replaced with MKS Toolkit for Enterprise Developers. You should upgrade as soon as possible.

NOTE: NuTCRACKER 4.x is no longer supported, please update your product.

This page shows the publicly-available patches. We will not be issuing further patches for this legacy product.

• MKS NuTCRACKER Professional 4.2a Patches
• MKS NuTCRACKER Professional 4.2 Patches
• NuTCRACKER 4.1 Patches
• NuTCRACKER 4.0 Patches

Patch Level: MKS NuTCRACKER Professional 4.2a Patch 2
Date Issued: Description:	30 October 2000 List of Problems Fixed	Download Patch NC4.2ap2.exe (19 Mb)

Patch Level: MKS NuTCRACKER Professional 4.2 Patch 3
Date Issued: Description:	26 January 2000 List of Problems Fixed	Download Patch NC4.2p3.exe (38 Mb)

Patch Level: NuTCRACKER 4.1 Patch 4
Date Issued: Description:	22 June 1999 List of Problems Fixed	Download Patch NC4.1p4.exe (32.2 Mb)

Patch Level: NuTCRACKER 4.0 Patch 10
Date Issued: Description:	28 September 1998 List of Problems Fixed	Download Patch NC4.0p10.exe

MKS AlertCentre 2.0 Patches

Patch Level: MKS AlertCente 2.04
Date Issued: Description:	05 June 2005 List of Problems Fixed	Download Patch Requires valid MKS Toolkit Licenses (click here for details).

Existing MKS AlertCentre 2.0 customers can request an update directly from MKS. (Upgrade Request Form)

Patch Level: MKS AlertCente 2.03
Date Issued: Description:	12 January 2005 List of Problems Fixed

Existing MKS AlertCentre 2.0 customers can request an update directly from MKS. (Upgrade Request Form)

Patch Level: MKS AlertCente 2.02
Date Issued: Description:	01 December 2003 List of Problems Fixed

Patch Level: MKS AlertCente 2.01
Date Issued: Description:	17 April 2003 List of Problems Fixed

Patch Level: MKS AlertCentre 2.0 Hot Fix 1
Date Issued: Description:	30 January 2003 List of Problems Fixed	Download Patch AC20hf1.sh (111 Kb)

MKS Lex & Yacc Patches

Patch Level: MKS Lex & Yacc 3.4 Patch 1
Date Issued: Description: Note:	21 August 2006 List of Problems Fixed v3.4p1 is a patch to the 3.4 release of MKS Lex & Yacc	Download Patch ly3.4p1.exe (2.74 Mb)
Patch Level: MKS Lex & Yacc 3.3.1
Date Issued: Description: Note:	19 March 2001 List of Problems Fixed v3.3.1 is a patch to the 3.3 release of MKS Lex & Yacc	Download Patch ly331.exe (2.74 Mb)

MKS X/Server

Patch Level: MKS Server 8.5 Patch 2
Date Issued: Description:	1 Oct 2010 List of Problems Fixed	Download Patch XS8.5p2.exe (34.7 Mb)

Patch Level: MKS Server 8.5 Patch 1
Date Issued: Description:	4 Dec 2008 List of Problems Fixed	Download Patch XS8.5p1.exe (28.9 Mb)

Patch Level: MKS Server 8.2
Date Issued: Description:	There are no patches available at this time.

Patch Level: MKS Server 8.1 Patch 1
Date Issued: Description:	15 May 2007 List of Problems Fixed	Download Patch XS8.1p1.exe (4.77 Mb)

Patch Level: MKS Server 8.0
	There are no available patches at this time.