assalam o alaikum frnds...
bhai problem ka hal chahiay..mere pas galaxy grnad prime hy..us ka software update ka option aksar aata tha me ne kbi update nhi kia kuch din pehle ghalti se hath lagne se update ho gya tab se signal weak ho gay hn..aik jagha rukte nhi hn 10 second me 10 bar change hote kbi h+ kbi srf H kb 3G kbi 4G..pehle 4G rukay rehte the mene sim b dusre mobil me chek ki hy un me ok hy.please help me me boht pareshan hoon..
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