Change 2G to 3G [common issue]

Hey most of user posting ..
This issue in most of android devices

Issue:-
u have 3G data pack and data connection showing 2G instead of 3G


Solution :-
1.Download mobileuncle tool from playstore.
2.Open it.
3.go to engineermode
4.click on phone information
5.now last step switch gsm only,gsm auto,etc to wcdma only ...

Its done .. Enjoy 3G

This guide also work for 4G
just switch 2G/3G to LTE

enjoy 4G..


Presss thanks if i help u