Viewer office save as


I’m news to the community Nextcloud.

I’m going to setup Nextcloud and I don’t arrive to read the files “Office”.

On the server installed “libre office” but for open a file doc, he ask to me save as.

Thank you for help

You need a document server for this look in the apps for libreoffce or collabora code.

Search the forum for these

Let us know if you need more info.