How to Change the Sim 2 Xiaomi Redmi 1s 3g support

This time I will share how to activate the SIM 2 in Xiaomi 1S Redmi to 3G.

This method is permanent and if you want to restore to default, then it must be edited again NVram.

I hope you noted the SS value NV before it was changed.

download his ingredients:

> QXDM download here

> QPST downloa here

> Driver Qualcomm download here

see good way:

 

1. Enable mode diag -> * # * # 717 717 # * # *
(if the diag mode is active, the phone will not be detected in the explorer)

2. Connect Redmi 1S (in case of flame) to PC

3. Make sure its port legible (see in device manager)



4. Open QXDM Professionals

5. Click Options

6. select Communications

7. Choose port

8. The menu click on View

9. Select New -> Common

10. Select the browser NV



11.Edit NV her! NV NV edited is 441, 946, 2954 and 1877 do that equate value NV SIM1 and SIM2

     for example NV 441 value on SIM1 namely 0x387
while the value on SIM2 is 0x380
then we change the value SIM2 be 0x387

 

12. Exit QXDM Proffesional

13. Unplug Redmi 1S from PC

14. Reboot Redmi 1S

15. When it came back on, change the connection to 2G SIM 1 and SIM 2 to 3G Only

16. Do not forget to turn off the diag mode in the same manner as in step 1

good luck