My answer to Why does my iPad say 'not charging' even when it is plugged in?
Answer by Allen He:
Why iPad says not charging?
Have you ever met the occasion that iPad says not charging? (No matter which version has the same problem) Why? Before contacting Apple for help, you should read the article that offers some steps to make your iPad say yes.
1. USB ports are wrong for iPad
Sometimes, we just plug the electronic devices into the USB ports when they are power off. But, iPad says not to USB for normal USB ports with ordinary power can not feed juice to iPad. Original USB Power Adapter should be the right choice. Portable charger () will be an alternative.
2. Use the right charger
Answer me a question, can you distinguish between iPhone charger and iPad charger? If you are plugging the iPad into an iPhone charger, iPad will say not charging then it’s normal. Because iPhone chargers is not compatible with iPad. In brief, the iPhone charger provide less power to iPad so that’s why iPad says not charging. The right way to charge your iPad is with the included 10W or 12W (5W on Mini) USB Power Adapter. About the coming iPhone 5se , what does the charger look like? Follow the tips to fix the iPad not charging error.
3. Warm iPad up
It’s ridiculous before I get the tip. But, it works:( In winter, you’d better to give a little time to warm iPad up before charging it or the better way is to wrap iPad with clothes or quilt while charging it.
4. Power is not enough
A portable charger increases the time you can play on your devices so using a right power bank to feed juice to the iPad is usually. Here is a tip, getting some ideas about mAh () before you have a portable charger for you iPad. Power is not enough is another reason why iPad says not charging! For example, 20000mAh is a high capacity that provide an iPad Mini 3 full charge 2 times. Choose a 20000mAh Power Bank to stop iPad says not charging.
5. iPad is not happy
Occasionally, hardware problem with the Lightning or Dock connector causes iPad says not charging, but often enough it’s a software issue that a few simple steps can fix.
6. Call Apple for help
It’s wise to make a call to Apple after you try above steps. Professional suggestions about why iPad says not charging will come to you, while it may come with fee.