Pls HELP. /boot on external usb sys-usb / sys-net

[BEBF738VD]

Read this:

Cannot boot Qubes with detached boot and header after update - need rescue

I’ve re read your situation in the #1 perhaps you using sys-usb ? remember that when you using sys-usb, it’s passing the usb controller to sys-usb and that would umount your detached boot drive. That’s why i said you need to turn off auto start sys-usb when you want to upgrade kernel. And for your situation now if you want to upgrade kernel, boot as normal. umount your detached boot. make sure it already removed. uninstall recently installed kernel, then remove everything on the /boot rm -rf …