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The battery is dead. The computer (in this case your MacBook Air) turns off because there is no more/not enough charge in the battery. If it’s necessary to have the power adapter plugged in when trying to turn it on, it’s a sure sign that the battery is discharged.
Why does my laptop shut down when I unplug the charger?
If your laptop turns off immediately when you unplug it from a power source, it means your battery is not working. Most likely, your battery has reached the end of its useful life and has stopped holding a charge. Sometimes, laptop batteries can stop working out of the blue.
Why is my MacBook air shutting off randomly?
A depleted battery could be the cause of your Mac randomly shutting down. It’s pretty simple to check your battery status, and if you’ve reached your maximum cycle count, well, it’s time for a new one. Check your battery: Under Battery Information, you’ll find your current cycle count.
Why will my Mac only turn on when plugged in?
Your battery may need to be replaced. Hold down the option key and from the Apple menu choose System Information. Click on “Power” and see what it says about the Cycle Count and Battery Condition.
Should MacBook Air stay plugged in?
It’s probably fine to leave your Mac laptop plugged in all the time — with a few caveats. Factors like charge cycles and heat can degrade the battery, and leaving a Mac plugged in and charged to 100% constantly may result in reduced charging capacity or a swollen battery in the long term.
Why did my laptop turn off suddenly and not turn back on?
If your laptop is not starting up after it was suddenly turned off, you might want to remove the battery, dust it off if required, and reconnect the battery. If the battery accidentally misaligned with the port when connected to the laptop, removing and reconnecting it might solve the issue.
Why does my laptop screen go black when I unplug the charger?
The screen turns off when the Display Brightness is set too low and some correct driver is not installed. To fix this issue, go into Power Options, Edit Plan Settings of the active plan, set Change plan brightness to the maximum for both battery and plugged in.
How do you fix a Mac that keeps shutting down?
Part 2: How to Fix MacBook Pro from Shutting Down Randomly? Complete a Proper Shut Down. The first thing that you need to try with your MacBook pro is to complete a full shutdown. Check your Mac for Malware. Reset your SMC settings. Reset the PRAM. Update or reinstall macOS. Contact Apple Support.
How do I stop my Mac from automatically turning off?
How to Turn Off Sleep Mode on a Mac Using System Preferences. To turn off sleep mode on a Mac, go to System Preferences > Energy Saver. Then tick the box next to Prevent computer from sleeping automatically when the display is off and drag the Turn display off after slider to Never.
How do I check my MacBook air battery health?
Hold the Option key and click the Apple menu , then choose System Information. Under the Hardware section of the System Information window, select Power. The current cycle count is listed under the Battery Information section.
What is SMC reset?
An SMC or System Management Controller Reset can fix various power related issues, such as a piece of hardware not functioning correctly.
How do I reset the SMC on my MacBook air?
Here’s how to reset the SMC on notebooks with non-removable batteries: Shut down your Mac. Press and hold Shift, Control, and Option on the left side of the keyboard. At the same time, press the power button. Hold for 10 seconds. Release the keys and then turn on your Mac.
Why does my Mac charger keep turning on and off?
The power adapter might turn itself off if it gets too warm. If this happens, disconnect the USB-C cable from your Mac notebook, then let the power adapter cool down before handling it.
Should I leave my MacBook Air m1 plugged in all the time 2020?
Answer: A: Answer: A: You can leave the Mac plugged in when necessary or convenient to do so. Leaving it plugged in will not damage the computer or the battery.
Is it OK to leave MacBook plugged in overnight?
Leaving your MacBook Pro plugged in is fine in most circumstances. You can keep your MacBook Pro plugged in overnight as long as it is in good working condition. If your battery has any damage, indicated by extreme heat or swelling, then leaving the computer plugged in overnight is not a good idea.
Should I leave my MacBook plugged in 2021?
Answer: A: Answer: A: Yes, it is quite safe and recommended to leave it plugged in. When near an AC outlet, leave it connected to AC power.
What causes a computer to suddenly shut off?
Generally, when a computer powers down on its own it’s due to the power supply, malware, overheating or driver issues.
Why my computer is suddenly shut down?
An overheating power supply, due to a malfunctioning fan, can cause a computer to shut down unexpectedly. Continuing to use the faulty power supply can result in damage to the computer and should be replaced immediately. Software utilities, such as SpeedFan, can also be used to help monitor fans in your computer.
Why did my laptop suddenly black out?
The possible causes of a black screen could be: A Windows update gone wrong (recent updates as well as the Windows 10 upgrade have caused issues). A graphics-card driver problem. A problematic startup application or driver that runs automatically.
Why does my computer screen go black when plugged in?
I found that the screen brightness adjustment is reversed. Try for yourself. Right click the start menu, open power options, choose when to turn off display, under plugged in adjust the brightness level towards the lower setting and the screen will brighten with power cord connected, save changes and restart.
