edit: bamboo@lemmy.blahaj.zone found it after I forgot to save the link: https://answers.microsoft.com/en-us/windows/forum/all/unable-to-install-updates-unless-battery-is/99bb073a-948e-4ccf-b14f-46e192fac457
edit: bamboo@lemmy.blahaj.zone found it after I forgot to save the link: https://answers.microsoft.com/en-us/windows/forum/all/unable-to-install-updates-unless-battery-is/99bb073a-948e-4ccf-b14f-46e192fac457
With an alternative method involving a page in settings that only existed between may 2015 and feb 2016.