OwnCloud. Error Archives of type application/octet-stream are not supported (Solution)
OwnCloud was installed via cPanel on the server using the softaculous service.
Before installation, you need to activate the modules in the PHP settings:
mbstring
intl
zip
Even if you install OwnCloud manually, after installation and the start of the main page, a message appears that you need to activate the corresponding modules (indicated above).
OwnCloud has own ...