Refresh BB memory

1.cabut betri 1-2 minit.
2.tkn ALT+LG+LG.
3.cleaning memory:
options-security option-advance security option-cleaning memory-press menu button-press clear now.
4.2-3 hari skli lakukan Host Rauting Table:
option-advance option-menu button- register now.
5. 2-3 hari sekali buat Diagnostic Test:
option-mobile network-menu button-run. jika proses ada yg NO ulang lagi biar sampai semua YES.
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