Instructions to pin window on Samsung devices

Samsung Galaxy J6 Samsung Galaxy J6
Samsung Galaxy J4 Samsung Galaxy J4
Samsung Galaxy A6+ (2018) Samsung Galaxy A6+ (2018)
Samsung Galaxy A6 (2018) Samsung Galaxy A6 (2018)
Samsung Galaxy J7 Duo Samsung Galaxy J7 Duo
Samsung Galaxy S9+ Samsung Galaxy S9+
Samsung Galaxy S9 Samsung Galaxy S9