5G drains your iPhone battery. Here’s what you can do about it.

5G, 5G, 5G! Mobile companies and smartphone makers can’t stop talking about how fast the 5G mobile network is. Is the much-touted technology worth upgrading the device? 5G is fast — when you find it — but as the week of battery tests showed, it’s power-hungry, and there are no killer apps that require high … Read more