So I built my own battery: I replaced the battery cells. I found a bad wire on the battery so I renewed the bad contact. It's been 2 days and sometimes the battery works a little. I think the MacBook Pro 2011 is not a good MacBook Pro. It has a lot of problems. My Macbook Pro 2012 works very well. My Macbook White 2010 works perfectly.

1. Gather Necessary Tools: For a successful replacement, assemble the required tools like Pentalobe and Torx screwdrivers, plastic opening tools, and a replacement battery. 2. Order a Quality Replacement Battery: Purchase a high-quality replacement battery that is compatible with the 2015 MacBook Pro.

Failure to boot after battery replacement (MacBook Pro 2012 Retina) Hello! Unfortunately I seem to have a battery install that has gone south. Here is my story. I choose to replace my MacBook battery with an iFixit Solution. All went well. I worked to drain the battery after the install by watching a movie. I then went to bed, letting it drain

Step 1 Unfasten the lower case. Before proceeding, unplug and power down your MacBook. Close the display and flip it Step 2. Wedge your fingers between the upper case and the lower case, starting from the rear of the MacBook between the Step 3. While holding the lower case in place, carefully
quality replacement from reputable maker IF they still could get original OEM. part from Apple store; for those others, the calibration instructions may help. For general Mac notebook batteries, this covers most support topics & links: {Later models do not use MagSafe power adapters; USB-C/Thunderbolt3.1 adapter. Power button or Touch ID issues. SD card issues. Trackpad functional issues. USB-C, Thunderbolt, and HDMI issues. Mechanical. Computer feels unusually warm, has unusual odors, or emits excessive noise, hum, or vibration. Power and Startup. Battery and power adapter issues or no power. Intermittent shutdown or system instability.
2 Answers. Sorted by: 1. The positive (+) and negative (-) terminals on the battery are usually the outermost pins. Knowing the specific MacBook model is helpful here. The MagSafe 1/2 charger outputs 16.5 volts, so you are going to need a charger that supplies that amount.
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    • macbook pro 2015 battery change