If your MacBook is auto-shutting down, there can be several reasons for this issue. Here are some solutions to try:
Check for software updates: Make sure your MacBook is running the latest version of macOS. Go to the Apple menu, select System Preferences, and then click Software Update. If an update is available, download and install it.
Check for overheating: Overheating can cause your MacBook to shut down automatically. Check if your MacBook is overheating by feeling the bottom and top surfaces for warmth or listening to the fans. If you suspect overheating, try using your MacBook on a flat surface or get a cooling pad to help dissipate heat.
Reset the System Management Controller (SMC): The SMC is a system on your MacBook that controls power management, thermal management, and other system-level functions. A reset of the SMC can sometimes fix the issue of an auto-shutdown MacBook. Here’s how to reset the SMC:
Run Apple Diagnostics: Apple Diagnostics is a built-in tool on your MacBook that can help diagnose hardware issues. To run Apple Diagnostics, follow these steps:
If none of the above solutions work, you may need to take your MacBook to Esmond Service Centre or contact Apple Support for further assistance.