# How to use

- [Files](/about/how-to-use/files.md)
- [File types restrictions](/about/how-to-use/files/file-types-restrictions.md)
- [Orphan files](/about/how-to-use/files/orphan-files.md)
- [File size limits](/about/how-to-use/files/file-size-limits.md)
- [Categories](/about/how-to-use/files/categories.md)
- [Users and clients](/about/how-to-use/users-and-clients.md)
- [Creating accounts](/about/how-to-use/users-and-clients/creating-accounts.md)
- [Self registration](/about/how-to-use/users-and-clients/self-registration.md)
- [Groups](/about/how-to-use/groups.md)
- [Public files and groups](/about/how-to-use/public-files-and-groups.md)
- [Templates](/about/how-to-use/templates.md)
- [E-mail notifications](/about/how-to-use/e-mail-notifications.md)
- [SMTP settings](/about/how-to-use/e-mail-notifications/smtp-settings.md)
- [E-mail templates](/about/how-to-use/e-mail-notifications/e-mail-templates.md)
- [Testing email settings](/about/how-to-use/e-mail-notifications/testing-email-settings.md)
- [Actions log](/about/how-to-use/actions-log.md)
- [Cron tasks](/about/how-to-use/cron-tasks.md)
- [Custom CSS/JS/HTML](/about/how-to-use/custom-css-js-html.md)
- [Using the assets manager](/about/how-to-use/custom-css-js-html/using-the-assets-manager.md)
- [Using custom files](/about/how-to-use/custom-css-js-html/using-custom-files.md)