How to get my LTE bands back...

[chinnupepsi4all]

My tab is from SOUTH AFRICA VODAFONE XFV inyially all bands are working..

Now i installed recent nordic country stock rom

Now all lte bands are removed.. only b4 and b7 are working

Can somebody help me regarding how to get my bands back..

Thanks in advance

 

[chinnupepsi4all]

no body here to help me
plzzzzz