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Server: Apache
System: Linux sg241.singhost.net 2.6.32-896.16.1.lve1.4.51.el6.x86_64 #1 SMP Wed Jan 17 13:19:23 EST 2018 x86_64
User: honghock (909)
PHP: 8.0.30
Disabled: passthru,system,shell_exec,show_source,exec,popen,proc_open
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File: //var/softaculous/fusion/notes.txt
1) Give [[dbprefix]] for cookie_prefix in config.php
2) We have added upgrade from 7.02.06 So just check upgrade process for next version for confirmation
3) Select "Central Time (US and Canada)" in manual installation.
4) PHP REQUIREMENT LINK: readme-en.html
5) We have disabled upgrade for major update 9.0 from 7.x because upgrade script doesn't work with mysqli extention. 
https://github.com/php-fusion/PHP-Fusion/issues/2045