If you’ve lost the SIM ejector tool that comes with the iPhone, you can still open the iPhone SIM tray with some workarounds. Here’s how. If you frequently take international trips it probably means ...

大eSIM時代がやってくる。 いよいよ発売となるiPhone 17シリーズで僕らが気になっていたポイントが｢eSIM化｣。 多くのスマホには通信事業者（ドコモとかauとか）の契約者情報に紐ついた｢SIMカード｣がセットされています。電話やデータ通信できるのも ...

If your new phone no longer supports SIM cards, or you don't want to use them anymore, you can convert to eSIM instead.

These two ways of connecting your phone to a cellular network are very different. We tell you about each and how you can switch from one to another.