You won't be able to update the BIOS from Ubuntu (this time or in the future) in legacy mode.
Unfortunately it's not possible to convert a stock Ubuntu install to UEFI mode. So you'll need to switch modes and reinstall. So it probably comes down to a question of whether that's important to you in the future. On Apr 14, 2019, 17:35 +0800, Uri <uri.valev...@gmail.com>, wrote: > Apparently I'm on legacy boot ("Legacy boot on HDD"), but don't care > about it as long as everything works. > > Should I change to UEFI? > > Otherwise - can you provide specific instructions, as this is all pretty > new to me. > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1813537 > > Title: > Wifi + bluetooth adapters are gone after sleep/wake > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1813537/+subscriptions -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1813537 Title: Wifi + bluetooth adapters are gone after sleep/wake Status in linux package in Ubuntu: Confirmed Bug description: the only fix I found was to power down and power back on. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-4.15.0-44-generic 4.15.0-44.47 ProcVersionSignature: Ubuntu 4.15.0-44.47-generic 4.15.18 Uname: Linux 4.15.0-44-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: uri 2238 F.... pulseaudio CurrentDesktop: ubuntu:GNOME Date: Mon Jan 28 11:15:43 2019 HibernationDevice: RESUME=UUID=c88d6aec-cb91-4ff5-a406-52c6187e06a5 InstallationDate: Installed on 2018-01-13 (380 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20180105.1) MachineType: Dell Inc. XPS 13 9360 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-44-generic root=UUID=dc909762-dd6b-4c9c-84da-f8e16a647a3f ro nouveau.modeset=0 quiet splash vt.handoff=1 RelatedPackageVersions: linux-restricted-modules-4.15.0-44-generic N/A linux-backports-modules-4.15.0-44-generic N/A linux-firmware 1.173.3 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 01/18/2017 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.3.2 dmi.board.name: 0T3FTF dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.3.2:bd01/18/2017:svnDellInc.:pnXPS139360:pvr:rvnDellInc.:rn0T3FTF:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.family: XPS dmi.product.name: XPS 13 9360 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1813537/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp