These are the changes of ARK: Survival Evolved’s Patch 195.0, grouped into categories for clarity. If not otherwise indicated, they’re quoted from the relevant Steam Thread.

Bugfixes

• Fixed the networking of new-character configuration to the server. Sadly, this required a new Major version update as it is a networking signature change 😛

(Original Announcement on Steam)

Here are the patchnotes of the previous patch (194.0)