downgrade android version

[Android Question]

how i downgrade android version of galaxy grand 4.2 to 4.1.1

 

[bkttk2]

how i downgrade android version of galaxy grand 4.2 to 4.1.1

Without rooting your phone this is not possible. May not be possible even if your phone is rooted.

You might try visiting the forum for your device and see if any discussions are available on your question.

Samsung Galaxy Grand - Android Forums

 

[scary alien]

Or that area's root area if necessary:

Galaxy Grand - All Things Root - Android Forums​

Cheers!