Upgrades Periodical upgrades are free for the users of the current PayDox version 3.5 upgrade 0. To implement current upgrade: Download free version from www.paydox.com Back up your current PayDox installation and database Install the downloaded free version Re-apply your original configuration (global.asa) Restore your original database. Database structure in the upgraded PayDox version might differ from that in your current installation. The database structure changes are described in the Setup directory. SQL-script that creates a new database in MS SQL Server is found in the Setup/PayDox.sql file If the database structure has changed, either transfer your data (from the back-up copy of the database) to the new database or make the required changes in the current database version Install your registration key file PayDoxRegistrationKey.pxl in the PayDox\RegistrationKey\ directory Restart IIS The registration key file PayDoxRegistrationKey.pxl contains information about your current database type (MS SQL or MS Access). Insertion of a valid registration key file turns the free version (or unregistered version) into a fully functional system.  Using PayDox without a valid registration key file (transferred to your company by Paybot, LLC), or with other entity’s registration key file, is illegal. Please do not transfer your registration key file to other organizations or individuals.