1. Website time zone : America/New_York 2. E-mail for error reporting (optional) : a@a.com 3. Do not use site_name because it is used by the script itself. 4. Do not allow cross upgrade. ( Developer has mentioned not to allow ) Update is working from 4.10.1 to 5.0.2. 5. Remove ('Ip', 'adminIsAutogenerated', '"......"'), entry from 'storage' table to avoid password change at log-in 6. PHP REQUIREMENT LINK: https://www.impresspages.org/docs/installation