My Macbook shows 0% charge all the time and it doesn't get starts without connected to charger.
My Macbook shows 0% charge all the time and it doesn't get starts without connected to charger.
Question marked as
It sounds like the battery is never charging.
First, read If your Mac battery won't charge - Apple Support.
If none of that helps perhaps the power adapter and / or cable may be defective. Depending on your model MacBook, read
If your MagSafe cable or power adapter isn't working - Apple Support
If your USB-C power adapter isn't charging your Mac notebook - Apple Support
If the battery has been left in a discharged state for a long time, it may need to be replaced: Find how to service or repair your Mac.