0
votes
0answers
398 views

Brand-new iPhone 4S won't charge or Sync with iTunes, but is recognized by it

So I bought a brand-new iPhone 4S three days ago and it all worked fine. I loaded my iCloud backup from my old 3GS and tried to sync so I get all my music back on my phone. I didn't have much time, ...
0
votes
1answer
3k views

My Windows 7 Lenovo laptop won't detect my iPhone 4S but it will charge it? [duplicate]

For the last 5 months my iPhone 4S won't connect to my Windows 7 Lenovo laptop or iTunes. It will charge in 2 of my USB ports, and I've tried 3 different cables. I've tried following tips off Apple ...
1
vote
1answer
12k views

iPhone 4S - sudden drop in battery percentage

I've bought a half-year-old iPhone 4S a couple of weeks ago and I just ran into a really weird issue the third time now: the battery percentage would suddenly drop 30-40-50%. One minute, it's, say, ...
3
votes
3answers
5k views

Can I safely charge an iPhone 4S with a 5V 2A source?

I just bought a New Trent IMP99D external battery, to keep my phone alive while gaming during long-haul flights. It has two USB ports to connect to, one which supplies 1 amp at 5 volts, another which ...
4
votes
5answers
6k views

Can the Apple 10W USB charger be used with a 7-port USB hub to charge iPad 2, iPhone 4S, and other devices at the same time when traveling?

When traveling, I probably will have the iPad 2, iPhone 4S, a USB backup charger, and some misc devices such as a Kindle Fire and a Sony digital camera that uses USB to charge its battery. So instead ...
2
votes
3answers
1k views

Charge % less than 100% even overnight?

When I charge my iPhone 4s it reaches 100%. But often, in the morning, it is as low as 95% and most of the time it shows less than 100%. If I unplug it and then plug it in again it quickly reaches ...