Wapendwa naomba msaada wenu,nina simu aina ya Blackberry storm imefungwa,nimepeleka kwa watalamu wa kufungua wanadai kuwa Havana utaalamu wa kufungua BB aina ya storm.Kama kuna yeyote anajua anisaidie
A SIM lock, simlock, network lock or subsidy lock is a capability built into GSM phones by mobile phone manufacturers. Network providers use this capability to restrict the use of these phones to specific countries and network providers.
Kwa maelezo zaidi bofya hapa ujionee pia Unlocking technology: SIM lock