recover bootloader

i have left over some free space during installation for a later windows install. if i install windows after bazzite i destroy the bootloader right? is there a guide to reconstruct it to later use dualboot? How dos that work?
Solution:
read our documentation
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23 Replies
HikariKnight
HikariKnight2mo ago
copy the files from the efi partition to a usb and put them back after install would be my best suggestion but we heavily discourage doing what youre doing windows will break the bootloader in the future we recommend 2 efi partitions, 1 for windows and 1 for bazzite if you have to use a single disk our absolute recommendation is install windows and bazzite to separate disks, and disconnect the bazzite disk when installing windows so it cannot see the bazzite efi and mess with it
Beteigeuze
BeteigeuzeOP2mo ago
Ok. The Dual Boot Guide says i could install windows first on one drive and than bazzite on the other one. Is this viable?
HikariKnight
HikariKnight2mo ago
yes but my recommendation is to just disconnect the other OS drive while installing so that you have 0 chance of the installer messing with the other disk
Beteigeuze
BeteigeuzeOP2mo ago
i cant do that easy unfortunately because the ssd is blocked by the GPU, i need to remove the GPU to remove the SSD and i have fear to break soemthing i dont understand this part, why or how will windows break my bootloader in the future?
HikariKnight
HikariKnight2mo ago
windows update, will at times just destroy the linux bootloader if it is on the same EFI partition as windows own bootloader
Beteigeuze
BeteigeuzeOP2mo ago
ah ok i did not know that!
HikariKnight
HikariKnight2mo ago
and bios updates will also sometimes change the default boot order and also reset the bios so you need to re-enroll the ublue secure boot keys and windows update can apply bios updates without you knowing
Beteigeuze
BeteigeuzeOP2mo ago
i dont use secure boot it a stationary classic gaming desktop
HikariKnight
HikariKnight2mo ago
im just mentioning it since this is issues people come with all the time "i booted windows and bazzite is now gone!" stuff like that
Beteigeuze
BeteigeuzeOP2mo ago
yes im thankful you are helping me
HikariKnight
HikariKnight2mo ago
and its always windows update nuking the bootloader or a bios update setting windows as the default boot
Beteigeuze
BeteigeuzeOP2mo ago
so how can i make sure to have 2 efi partitions? sure i could remove one ssd and install every system with only one ssd installed at the time but that is not easy and very uncomfortable because i need to remove the GPU
Solution
HikariKnight
HikariKnight2mo ago
read our documentation
HikariKnight
HikariKnight2mo ago
literally laid out there
Beteigeuze
BeteigeuzeOP2mo ago
the dual boot part?
HikariKnight
HikariKnight2mo ago
yep manual partitioning
Beteigeuze
BeteigeuzeOP2mo ago
ok thx so i have read it. i want to have a seperate partition for the only the games. how is that possible? that partition should be accessible if i every uninstall bazzite and use another linux distro so i can than reuse it as steam library without downloading the games again.
HikariKnight
HikariKnight2mo ago
btrfs
HikariKnight
HikariKnight2mo ago
Mike's Tech Tips
YouTube
How to set up a shared btrfs partition for sharing games between Wi...
In this video we'll be looking at how to create a shared btrfs partition for sharing our Steam game library between Bazzite and Windows. Timestamps 00:00 Introduction 00:48 Creating our shared btrfs partition in GParted 01:40 Installing WinBtrfs 02:32 WinBtrfs Secure Boot work around 03:16 WinBtrfs permission configuration 05:10 Hiding your Baz...
Beteigeuze
BeteigeuzeOP2mo ago
is it correct that i have 4 bazzite entrys in the grub after a fresh install & update, 2 mentioning ostree 0 and 2 mentioning ostree1. how can or should i remove some?
HikariKnight
HikariKnight2mo ago
yes its 2 entries for modern grub and 2 legacy entries essentially ostree 0 = current update ostree 1 = previous update ostree 2+ = manual pinned updates done by you
Beteigeuze
BeteigeuzeOP2mo ago
very nice ok thank you again. do this previously updates take up storage space?
HikariKnight
HikariKnight2mo ago
only the difference from 0 and 1 iirc plus some space n the /boot partition

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