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The SIM card has a preset of preferred roaming networks, which your home provider may or may not update. Replacing SIMs every now and then may actually help wit
by grantla 9y ago
The SIM card has a preset of preferred roaming networks, which your home provider may or may not update. Replacing SIMs every now and then may actually help with your roaming experience.
- kalleboo 9y agoYep. Dumbphones often let you view or even manually edit this list as well.