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-1 votes
1 answer
1k views

Can't boot Windows 10 after Ubuntu 22.04 installation

Structure of my PC was that: SSD 0.5T (C) Windows 10 only, HDD 1TB (E, F) E part contained wastes of stale Windows 7, and F I used for user files and so on misc. I installed Ubuntu 22.04 using this ...
ksolo0203's user avatar
0 votes
0 answers
1k views

Can't find Windows boot manager in bios

I recently installed Ubuntu by dualbooting it on my windows laptop now windows boot manager is missing in bios and Ubuntu is showing up. I have to access windows by grub bootloader. Please help me to ...
Aman Kumar's user avatar
0 votes
1 answer
13k views

How to update grub after windows 10 install? [duplicate]

I recently updated to windows 10. When I boot to windows from grub I get the error: "Windows Failed to Start A Recent Hardware or Software Change Might Be The Cause." Changing the name in /...
Ben Alan's user avatar
  • 119
1 vote
1 answer
90 views

When the hard disk of Ubuntu is mounted on the motherboard, the hard disk of Windows 10 does not appear

This year I am starting my specialty in Informatics so I thought Ubuntu is a must, but I didn't want to abandon Windows either. I decided to mount a second NVMe gen3 and dual boot Ubuntu 20.04 (on the ...
supe345's user avatar
  • 11
0 votes
0 answers
581 views

Cannot boot into Windows 10 (dual booting error)

I recently installed Ubuntu 20.04 to be able to dual boot with my existing Windows 10. After the install I wanted to go back to Windows 10, but there is no GRUB menu that prompts me to pick which OS I ...
SeasideLua 's user avatar
2 votes
0 answers
59 views

Installed Ubuntu by Something else option erasing whole C drive where my previous Windows 10 was installed [duplicate]

I installed Ubuntu for the first time and replaced Windows 10 which was installed on the C drive. I always have to go to Windows Boot Manager and select Ubuntu to start my laptop. If I let the ...
mohit kushwah's user avatar
0 votes
1 answer
532 views

I need help with dual boot

I installed Ubuntu 20.04 on my SSD alongside Windows 10, but I can't boot Ubuntu 20.04. It always boots Windows. I ran Boot-Repair, but it didn't work. http://paste.ubuntu.com/p/WvMfFgJvXN/ Here is my ...
Çağatay's user avatar
0 votes
2 answers
11k views

Successfully installed Ubuntu 20.04 LTS into C:\ (windows partition), but windows still boots but not Ubuntu. Please help

I am a newbie for Ubuntu. Existing partitions in windows were - C,D and E. I choose "something else" option while installing Ubuntu from pendrive. In the "installation type" step, I have selected /dev/...
Sri Kanth's user avatar
0 votes
0 answers
48 views

Windows 10 not found by grub

I had Ubuntu 14? and used the live CD to install 18.04 over the top. I also have windows 10. Grub no longer sees windows (grub customizer at least). I have used boot-repair and this is the pastebin ...
user775485's user avatar
1 vote
0 answers
66 views

Recovering Ubuntu - need help

Several weeks ago I installed Ubuntu alongside Windows 10. Yesterday when starting my laptop I saw: error: unknown filesystem. Entering rescue mode... grub rescue> I booted from USB stick and did ...
John Artonpo8's user avatar
8 votes
4 answers
11k views

Dual boot with Windows 10 broken after update

Until a few days ago I had a fine working dual boot with Ubuntu 16.10 and Windows 10, using Grub2. Then Windows decided it needed to perform some updates. After the update, my system booted directly ...
Ulic's user avatar
  • 81
1 vote
0 answers
278 views

After recommended boot repair, it showed there is no operating system

I had a dual boot system with Ubuntu 14.04 and Windows 8.1. After I upgraded Win to Win10, there was no GRUB entry for Ubuntu (or maybe Ubuntu was wiped, but I didn't notice...) I searched online ...
Veronica Cheng's user avatar
2 votes
0 answers
130 views

Problems with Ubuntu and the Windows 10 Upgrade [closed]

This is similar to a considerable amount of previous questions, but with an additional problem added on, so please skin to the last paragraph if you've seen this before. I was running dual boot ...
chemisecure's user avatar
2 votes
1 answer
425 views

upgrade Windows 10

in this moment I have windows 8.1 and Ubuntu 14.04 and boot works in this moment. How can I upgrade my Windows from 8.1 to 10 with out destroy my boot between linux and windows?
Vildnex's user avatar
  • 341
112 votes
14 answers
327k views

Windows 10 upgrade kills grub and boot-repair doesn't help

I've just upgraded to Windows 10 from Windows 8.1 on my partitioned laptop that has Ubuntu 14.04 installed. Grub no longer appeared on boot so I ran boot-repair from an Ubuntu liveUSB. This didn't ...
Nicholas Verstegen's user avatar