Extension:OnlyRecentRecentChanges

The behaviour of the recent changes view is changed so that any changed page is only listed once: older changes are not listed any longer. Log actions (information about deletions, moves, uploads ...) in the recent changes view are not affected, and any event of this kind is shown as usual.

A new user option is added to the preferences "Recent changes" tab and is enabled by default for new users. Users can opt-out by unchecking the option.

Like for any other option, as an admin you can use the  maintenance script to set a standard value for all present users, example: