Issues out of the box Secondary battery not charging (https://forums.lenovo.com/t5/ThinkPad-T400-T500-and-newer-T-series-Laptops/T480-Does-not-switch-to-secondary-battery-turns-off-unexpectedly-...
A biomedical-sciences-turned computational biology student - This is a place where I express opinions that are non-peer-reviewed (unless stated otherwise), extremely biased, lack mathematical vigor and sometimes unpopular.