- Craft CMS 3 RC1 or higher
- PHP >= 7.0
- POSIX Shell
- tar (Configurable path on settings)
- bzip2 or gzip (For linux servers)
- Check that allow_url_fopen is enabled in your server
Dropbox SDK requires 64-bit system. Enupal Backup will also require 64-bit system if the website is larger than 2GB.