Question and Answer Q1: How can I determine the keyboard's mode? How can I change modes? The M indicator will show a different color depending on the mode. Blue (Cyan, Purple)/Green/White will be displayed sequentially in the three modes BT1 (2, 3)/2.4G/USB. Using the current device connections, switch between wireless and wired modes by pressing FN+1(2.3)/4 and FN+5, respectively. Q2: How can I tell when the keyboard is full and when it needs to be recharged? You must plug in the USB-C cable to charge it in time when the M indicator light begins to flash red, indicating low battery. When the M indicator is fully charged, it will return to its current connection mode color status after remaining solid red throughout the charging process (in any mode). Q3: Even