After restart apache2 and clamav-daemon not start automatic

Yes

Yes.

You can create the user previously but you don’t need to do it, if the user doesn’t exist Hestia will create it when restoring.

1 more guide line i want to ask please, im been try to installed it but something went wrong show error.

1 of my website is running on nodejs,

what i did, im create username, > add domain > then follow this repo to install nodejs (GitHub - JosephChuks/hestiacp-nodejs: HestiaCP-NodeJS | This plugin allow install multiple nodejs apps using HestiaCP), nvm then install plugin, then go to domain setting > quick app , installed app on port 3048 > then back to main domain setting > selected nodejs proxy templete, then save > done

now upload backup on domain.com/private/nodeapp (as im used on old server)

but its showing bad gateway error. what i do next steps can u please guide, (from plugin make 3048 port and .env also have this port conf ) what to do after it ?