View source for Updating Security Store Key

'''This instruction refers to the osCommerce versions that are older than 4.0.8.54105 only.'''

# Download the update (https://www.oscommerce.com/download/update_from_53163_to_54105_version.zip) and run it manually.
# Add the line '''define('INSTALLED_MICROTIME', 'TYPESOMETEXT');''' to the local config '''admin/includes/local/configure.php.''' Note that instead of '''TYPESOMETEXT''' there should be some text (the name of your store for example).  
# Go to the index page. It should say thay you have the wrong key so fill in the new key in the config (the instruction how to do it is in the popup).
# Go to your App Shop and register your key there.
# Update your osCommerce version via App Shop.