Lenovo ThinkPad T590 Series:ThinkPad T590 (20N4002VGE), ThinkPad T590 (20N4002UGE), ThinkPad T590 (20N40032GE), ThinkPad T590 (20N4002WGE), ThinkPad T590 (20N4000AUK), ThinkPad T590 (20N40031GE), ThinkPad T590 (20N40033GE), ThinkPad T590 (20N40009GE), ThinkPad T590 (20N40057GE), ThinkPad T590 (20N5000AMZ).ThinkPad T15 1st Gen Series:ThinkPad T15 Gen.1 (20S6003NGE), ThinkPad T15 Gen.1 (20S60021GE), ThinkPad T15 Gen.1 (20S7S8KQ01), ThinkPad T15 Gen.1 (20S7S8KU01), ThinkPad T15 Gen.1 (20S6000TGE), ThinkPad T15 Gen.1 (20S60023GE), ThinkPad T15 Gen.1 (20S6000SGE), ThinkPad T15 Gen.1 (20S60071GE), ThinkPad T15 Gen.1 (20S60047GE), ThinkPad T15 Gen.1 (20S6S19V00).ThinkPad T15 2nd Gen Series:ThinkPad T15 Gen 2 (20W4007RGE), ThinkPad T15 Gen 2 (20W4003WGE), ThinkPad T15 Gen 2 (20W4003QGE), ThinkPad T15 Gen 2 (20W4008VGE), ThinkPad T15 Gen 2 (20W4008PGE), ThinkPad T15 Gen 2 (20W400NNGE), ThinkPad T15 Gen 2 (20W400NMGE), ThinkPad T15 Gen 2 (20W400NRGE), ThinkPad T15 Gen 2 (20W400NQGE), ThinkPad T15 Gen 2 (20W400NPGE).Lenovo ThinkPad P53S Series:ThinkPad P53s (20N6001NGE), ThinkPad P53s (20N6001JGE), ThinkPad P53s (20N60018GE), ThinkPad P53s (20N6001JUK), ThinkPad P53s (20N7S0U80Q).ThinkPad P15S 1st Gen Series:ThinkPad P15s (20T40049GE), ThinkPad P15s (20T4000AGE), ThinkPad P15s (20T4003AGE), ThinkPad P15s (20T40008GE), ThinkPad P15s (20T40007GE), ThinkPad P15s (20T4000NGE), ThinkPad P15s (20T4000QGE), ThinkPad P15s (20T4000KGE), ThinkPad P15s (20T4000JGE), ThinkPad P15s (20T40006GE).ThinkPad P15S 2nd Gen Series:ThinkPad P15s Gen. 2 (20W6005EGE), ThinkPad P15s Gen. 2 (20W60055GE), ThinkPad P15s Gen. 2 (20W600J2GE), ThinkPad P15s Gen. 2 (20W6007JGE), ThinkPad P15s Gen. 2 (20W600GNGE), ThinkPad P15s Gen. 2 (20W600J9GE), ThinkPad P15s Gen 2 (20W600JBGE), ThinkPad P15s Gen. 2 (20W600J5GE), ThinkPad P15s Gen. 2 (20W600J6GE), ThinkPad P15s Gen. 2 (20W60060GE)
1. You need to turn off your laptop and disconnect the power.
2. Remove the old battery, carefully install the new battery on the battery case, and connect the wiring of the new battery.
3. If you don't understand the above steps, you can search for the video about laptop battery installation on YouTube. Maybe it will help you.
Install A New Battery: