==== Background
New language switch has been enabled to anonymous user on June 22, 2021 on all pilot wikis. We have analyzed the impact of new language switch on-by-default on anonymous user's language switch behavior. T289200. The analysis covered timeframe from June 11, 2021 to August 31. 2021.
While double checking the instrumentation to find the potential reason of usage drop, R&D found the instrumentation was not enabled on new feature button currently. T291285
==== Request
@ovasileva request to look at the recent trend of new language button clicks by wikis, to understand when instrumentation changed.
==== Timeframe to be analyzed
Start Date: ~
End Date: 2021-10-25
==== Participating wikis
frwiktionary, hewiki, ptwikiversity, frwiki, euwiki, ptwiki, kowiki, trwiki, srwiki, bnwiki, dewikivoyage, vecwiki, fawiki
==== Decision to be made