To set the Scan mode and LTE band, perform the following steps: 1 Choose Settings >Network>Scan Mode. 2 In the Settings area, you can set the Scan Mode. 3 Choose a Scan Mode which you want to set, such as full band, Band Lock, Frequency Lock. 4 Choose Band Lock, you can set band you want to set. 5 Choose Frequency Lock, you can set frequency you want to set. 6 Choose PCI Lock, Then input EARFCN and PCI, you can lock any cell you want to connect.