At the end of March this year, YouTube had temporarily restricted its video playback quality for users in India to lessen the burden on servers.
The streaming quality is only available when the user is watching videos using WiFi. Mobile data browsing is still restricted to SD quality. The change seems to have been enabled via a server-side switch and does not require to update the YouTube app, reports XDA Developers.
Depending on the quality of the video, the quality settings now features 720p, 1080p, and 1440p, other than the standard definition 144p, 240p, 360p, and 480p.
YouTube was not the only streaming platform to restrict or reduce streaming quality as telecom operators had also urged Netflix, Amazon, Hotstar to lower streaming quality on their respective platforms to reduce the impending strain on network connectivity.