I am starting a new sharepoint server 2016 on-premise project, and i install February 2017 CU.
now i have noted that new site collections still comes with the old
osolo.master master pages and they are set to 15 UI version, as follow:-
now i wanted to create a new custom master page for my site collections, so i follow these steps which i use to follow in SP 2013:-
i download a copy from
rename the copy to
Uplaod the new
publish the new master page.
now i can not notice any update to the UI fro my site collection pages and interfaces, and even when i access "site settings >> master Page" i can not find the new master page :-
so can anyone advice what is the story ?? Thanks