Does T-Mobile generally have coverage in Seattle, Vancouver, national parks in Canada, and New York ? Canada Q&A
Is it necessary to bring a charging adapter when using a mobile phone for navigation ? Australia Q&A
How do you guys solve the problem of mobile network traffic ? United States Q&A
How is the signal of international roaming on your mobile phone compared to buying a phone card ? United States Q&A
Please ask if you can purchase French high-speed rail tickets on the TGV mobile app using a China Merchants Bank international credit card in all currencies with a chip card, but still the payment fails? Does anyone know the reason ? France Q&A