Experimenting with systemd-logind settings on a Lenovo ThinkPad X270, the secondary battery behaves differently when on external power compared to battery power. Specifically, the system is behaving as if it's on external power even when on battery power. This article provides a solution to this issue.
Read MoreLearn how to replace the SIM card in your Thinkpad X270 following Lenovo's official user guide.
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