[golaviya sagar]

Is there any options for factory reset 2g/3g/4g carrier network(setting)to default on BlackBerry z10??

Posted via CB10

[Lusitano17]

System settings
Network and connections
Mobile network
Network technology
.....change network type according to your carrier.

Posted via CB10

[golaviya sagar]

I'm taking about reset not for mode selection.

Posted via CB10

[scrannel]

Unclear what you mean by "default". Your network "default" is set by your carrier. If you want to "wipe" your phone back to it's original factory state, you can but you will lose all your data unless backed up.

[thurask]

I'm taking about reset not for mode selection.

Posted via CB10

It would depend what you did to warrant a "reset" in the first place.