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Migrating from 32-bit Kerio Connect Installation to 64-bit on Windows

Author: Vladyslav Velychko Updated

Overview 

The procedures of switching from a 32-bit Kerio Connect version to a 64-bit version differ on both 64-bit Windows and 32-bit Windows systems.

Note: It is recommended to keep a full backup of your current installation before proceeding.

Solution

64-bit Windows

If you have a 32-bit version of Kerio Connect installed on a 64-bit Windows system, and you want to run Kerio Connect in 64-bit, you can either:

  • upgrade to a newer 64-bit version of Kerio Connect, or
  • reinstall your same Kerio Connect version in 64-bit. 

Upgrade to the latest 64-bit version of Kerio Connect as follows.

  1. Uninstall the 32-bit version of your Kerio Connect. 
    Note: Do not remove the configuration files and data store during the process.

    55.png
  2. Move the Kerio/MailServer directory fromProgram Files (x86) folder toProgram Files folder.
    kerio_mailserver_folder.png
  3. Locate and open the mailserver.cfg file from the moved directory and change all paths from C:\Program Files (x86)\ to C:\Program Files\.
  4. Now, install a new Kerio Connect 64-bit version. 
    Note: During the process, do not change the destination folder and select the Keep current configuration option.

    57.png
  5. Confirm that the Kerio Connect is successfully upgraded from a 32-bit installation to 64-bit. Kerio Connect Monitor app should be running.
    connect_running.png

Reinstall your same Kerio Connect version in 64-bit as follows:

  1. Uninstall the Kerio Connect 32-bit version.
    Note: Do not remove the configuration files and data store during the process.

    55.png
  2. Move the Kerio/MailServer directory from Program Files (x86) folder to Program Files folder (the default installation folder for 64-bit programs).
  3. Locate and open the mailserver.cfg file from the moved directory and change all paths from C:\Program Files (x86)\ to C:\Program Files\.
  4. Install your same Kerio Connect version in 64-bit.
    Note: During the process, do not change the destination folder and select the Keep current configuration option.  

    57.png
  5. Confirm that the 64-bit Kerio Connect is successfully switched from a 32-bit installation to 64-bit. Kerio Connect Monitor app should be running.
    connect_running.png

32-bit Windows 

If you have a 32-bit version of Kerio Connect installed on a 32-bit Windows system and you want to run a 64-bit version of Kerio Connect on a 64-bit Windows machine, you need to follow the steps below.

  1. Uninstall the 32-bit version of your Kerio Connect on your 32-bit Windows system.   
    Note:     Do not remove the configuration files and data store during the process.

    55.png
  2. Move the Kerio/MailServer directory from the Program Files folder on your 32-bit Windows machine to Program Files folder on your 64-bit system.
  3. On your 64-bit system, install the 64-bit version of Kerio Connect.
    Note: During the process, do not change the destination folder and select the Keep current configuration option.

    57.png
  4. Confirm that the Kerio Connect is successfully switched from a 32-bit installation to 64-bit. Kerio Connect Monitor app should be running.
    connect_running.png

Related Articles

Switching from a 32-bit installation of Kerio Connect to 64-bit on Linux.

Switching from a 32-bit installation of Kerio Connect to 64-bit on Virtual Appliances.

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