All Questions
20
questions
0
votes
1
answer
208
views
Windows 8.1 recovery USB drive not booting at all
I burned a Windows 8.1 iso to an 8GB USB drive but when I try to boot it from the BIOS I just get a blue screen error:
Recovery
Your PC needs to be repaired
The application or operating system ...
0
votes
1
answer
1k
views
Boot - Asus motherboard boot opens up bios instead booting - occasionally
I have a system runs on windows-8.1, Asus motherboard(UEFI supported). Occasionally(at least once per boot) it opens up bios settings menu instead booting. It shows two boot device (i) HDD with ...
- 143
4
votes
1
answer
13k
views
UEFI BIOS: APM power-on option set, but computer does not power on when power comes back
ENVIRONMENT
Asus VivoMini UN62-M033R
Intel Core i3-4030U @ 1.90 GHz 1.90 GHz
UEFI BIOS 0226 x64 Build 11/05/2014 9.5.20.1742
Windows 8.1 64-bit
WINDOWS SETTINGS
Windows Power Options: power button ...
- 713
2
votes
1
answer
2k
views
Windows 8.1 Laptop with UEFI - How CSM Mode really works?
I have Asus X200MA Laptop with UEFI Firmware & Windows 8.1 pre-installed in UEFI mode (CSM Disabled). Now if I turn CSM on, I find that it still successfully boots into Windows 8.1 which otherwise ...
- 5,470
0
votes
1
answer
1k
views
Windows 8.1: UEFI to System Recovery not working
I'm currently restoring a Lenovo Yoga Tablet 2 10''. I used a previously created recovery drive to reinstall the original Windows 8.1, and let it repartition the disk. Everything seems to work so far, ...
- 121
1
vote
0
answers
22k
views
Could not locate '\efi\boot\bootx64.efi while installing windows 8.1 for dual-boot
I have a single-boot Ubuntu 14.04 installed on my system. Gparted shows the disk partitions like this:
At the moment, I want to do a clean install of Windows 8.1 so that I can dual-boot later (with ...
- 111
0
votes
1
answer
88
views
Windows boot fails after plugging second HDD
There is an UEFI computer with SSD disk and Windows 8.1 installed on it. I'd like to add an HDD drive (non-empty, has some information, probably there was some old broken Windows on it too, but it was ...
- 101
3
votes
1
answer
2k
views
Laptop boots extremely slow; black screen
I have a Toshiba Satellite L50-B-2G9, which takes hours to boot.
Initially I had Windows 8.1 and Ubuntu 15.10 installed side-by-side and switched between them regularly. I noticed it took longer and ...
3
votes
3
answers
6k
views
Use BCDEDIT to configure PXE boot as default boot option
I have a lab full of computers using UEFI that I want to always attempt to PXE boot before all other boot options. However, after automatically imaging a PC with Windows 8.1/Windows 10, the UEFI boot ...
- 171
8
votes
2
answers
80k
views
After Windows 10 upgrade I can no longer access BIOS
I posted a question recently regarding my Windows 10 upgrade which ended up with a black screen and cursor. QUESTION
I reverted back to Windows 8.1 using the "Revert to previous build" option in ...
- 251
0
votes
0
answers
709
views
To which extent will bitlocker affect my boot chain
My laptop has the following setup:
uefi (no secure boot)
gpt ssd
custom bootmanager (refind, similar to grub)
leading to windows 8.1 (via windows bootloader) and a varying linux distro (via grub)
...
- 241
0
votes
0
answers
96
views
How do I replace the dump of my USB recovery media with a more simple EFI partition in this situation?
The situation is as follows:
this is a new Dell Precision M3800;
it comes with a Windows 8.1 pro version and a USB recovery medium;
the machine uses UEFI;
I immediately scratched Windows and ...
- 593
4
votes
2
answers
23k
views
How to change active boot partition of Windows 8.1 UEFI?
I've a 64 bit Windows 8.1 on GPT / UEFI and am trying to boot to another OS without a CD-ROM or external harddisk.
I've created a fresh partition (Z:) and copied Puppy Linux.iso over to it. However, ...
- 27.5k
4
votes
3
answers
11k
views
How do I disable digital signature checking for Windows 8.1 EFI files?
I'm trying to patch my bootmgfw.efi file to change the background color of the BitLocker password prompt and other Windows bootup screens. I found the values to search for and replace for the color (...
- 694
1
vote
3
answers
4k
views
Disable Secure Boot to install Windows 8.1 in UEFI mode via USB stick [duplicate]
I'm trying to install Windows 8.1 using a USB stick from UEFI mode. I used Rufus to format the USB stick as "GPT for UEFI".
The problem is that my PC can boot in UEFI mode only if I turn Secure Boot ...
- 159