Nextcloud
Move server to other host
- Install Nextcloud on the new server
- Set the old and new server to maintenance mode
- Dump the database on the old
- Copy the complete data directory to the new server
- Restore the database on the new server
- Edit the config.php on the new server. I think you have to copy passwordsalt a d secret from the old to the new server.
- Change the DNS record to point at your new server.
- Turn off maintenance mode on the new server.