Will Macbook Work Without Battery. With no battery the MacBook will turn its power consumption down so that it can guarantee to always have enough power because otherwise you would have instant crashes at the wrong times. 1If the Everymac site is wrong and you do indeed have a 13 MacBook Pro 51 then I apologise.

Obviously replacing the battery is the best option but if you decide you want to toss it Ill pay for shipping for you to send it my way lol. Wait five seconds and then press the power button to start up your Mac. Unplug the MagSafe power cable.
If your MacBook Pro battery is not charging verify the power cable.
Apr 26 2020. Hold down the Power button for 10 seconds and continue to hold it down. Is it possible to safely get it to work like before without replacing the battery. How to Boot MacBook Pro with No Battery Installed.
