Surface power supplies are designed to work with Surface. If you’re interested in purchasing an additional power supply, or upgrading your power supply, see Microsoft Surface power supplies at the Microsoft Store. To view the safety and regulatory information for Surface and Surface power supplies, including shipping information and AC power cord safety, see Product safety warnings and instructions. If your iPhone is connected to your computer with USB, or if it's connected to a USB power adapter, your iPhone will charge using the USB connection.Note: The USB port available on some power supply units is only for charging other devices while your Surface is charging and can’t be used to transfer data.įor info on how to properly care for the power cord and power supply, see Clean and care for your Surface. Your iPhone won't charge wirelessly when connected to USB.Try moving your iPhone and charger to a cooler location. To extend the lifespan of your battery, if the battery gets too warm, software might limit charging above 80 percent. Your iPhone will charge again when the temperature drops. Your iPhone might get slightly warmer while it charges.Depending on the charging mat you have, you might hear faint noises while your iPhone charges.If this happens often, consider turning off vibration, turning on Do Not Disturb, or using a case to prevent movement. This can cause the charging mat to stop providing power to your iPhone. If your iPhone vibrates-when it gets a notification, for example-your iPhone might shift position.

If your iPhone isn't charging or is charging slowly and your iPhone has a thick case, metal case, or battery case, try removing the case.

If your case holds any of these sensitive items, remove them before charging or make sure that they aren’t between the back of your iPhone and the charger. Magnetic mounts, magnetic cases, or other objects between your iPhone and the charger might reduce performance or damage magnetic strips or RFID chips like those found in some credit cards, security badges, passports, and key fobs. Don't place anything between your iPhone and the charger. Wireless charging uses magnetic induction to charge your iPhone.Learn about charging with the MagSafe Charger and MagSafe Duo Charger.

Surface pro 7 plus charger