For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
Osx recognizes the battery but will not charge it or run off it. Service recommended message shows even on known good battery. Tried PRAM reset as well
Many people complained on Internet about battery problem caused by Big Sur, or Monterey upgrade.
Save the data, do restore and reinstall original macOS.