Causes for a faulty MacBook battery
- In some cases, the battery swells, so that the bottom of the MacBooks bulge. In older devices, you can replace the battery yourself, the newer MacBook require going to the dealer. With a little luck, Apple will cover the cost.
- You have connected to the battery permanently to the power supply, it is advisable to remove the MacBook in the meantime, from the outlet so that the battery is discharged at least partially. Download the MacBook permanently ruin the battery quickly and must be replaced.
- No longer, charges your battery, a charging cable, whether or not it is really up to the MacBook-the battery or the power supply.
- The next article will show you how the MacBook battery exchange.

MacBook: battery broken
How to make your MacBook battery in the article with the 5 best energy-saving tips.