Can I change attachments number, size and file type?

Yes, you can set accepted attachment file size and file types in the settings:

1. login to HESK admin panel
2. click Settings
3. click the "Help Desk" tab
4. scroll down to "Attachments"
5. set maximum file size
6. set accepted file types under "Allowed file types:". Separate extensions with a comma.

Examples:
.gif,.jpg,.png,.tga
.zip,.rar,.tar,.gz
.doc,.docx,.txt,.rtf,.csv,.xls,.xlsx

Don't forget to click the "Save changes" button at the bottom to activate the new settings.