

This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Other. The cookies is used to store the user consent for the cookies in the category "Necessary".

The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". The cookie is used to store the user consent for the cookies in the category "Analytics". These cookies ensure basic functionalities and security features of the website, anonymously. Necessary cookies are absolutely essential for the website to function properly. If, after resetting the SMC, the problem hasn’t resolved it is recommended that you send your machine to an Apple Authorized Repair Centre. Reconnect the power adapter and turn the Mac back on. After 5 seconds release the power button and reinstall the battery into the Mac.Ħ. Once the battery is removed press and hold the power button for 5 seconds.ĥ. Disconnect the power adapter (if you have this connected).Ĥ. MacBook Pro (17-inch, Late 2008), and earlierĢ.

These are the current models that you can remove batteries for: Macbooks: Only some models of Mac portables are desgined for the users to remove the batteries. Wait for it to cool down before you proceed. Reset a Macbook / Macbook Pro:Ĭaution is advised when removing the battery on a Macbook as part of resetting the SMC as this can be hot from being used. Now wait a further 5 seconds before turning the Mac back on. Wait 15 seconds before re attaching the power cable.Ĥ. Unplug the Mac’s power cable from the back of the Mac.ģ. First you need to shut down your Mac, only once this is done can you move to the next step.Ģ. Please follow these steps: Reset on an iMac:ġ.

Resetting the System Management Controller (SMC):īy resetting the SMC we can correct or eliminate reasons why you are experiencing this fault. If your Mac or Macbook computer’s fans have been running at high speeds even though you’re not running many applications and your machine is properly ventilated, you can run this quick troubleshooting step.
