The BIOS (basic input/output system) of an IBM-compatible PC is a ROM which performs the POST (power-on self-test), initializes the peripheral devices, and provides a basic firmware interface.

learn more… | top users | synonyms

0
votes
0answers
7 views

Acer Aspire s7-391 BIOS recovery

Model: Acer Aspire S7-391; 256GB SSD/4GB RAM; OS: Windows 10 Before going dead, the laptop used to randomly display 'no bootable device found' warning while turning it on. But usually it booted up ...
0
votes
1answer
10 views

Cannot Amend Boot Order

I have a HP DC7800 running Windows 7 SP1 and when I restart I am shown a screen with Attempting Boot from USB device and an error with "no such partition", followed by Entering rescue mode and then ...
0
votes
1answer
39 views

Dell Inspiron R15 3521 BIOS doesn't show the option to boot from USB

Secure Boot is disabled and I'm on Legacy Boot right now. When I go to Boot settings there doesn't seem to be any option to boot from USB or even add that as an option. (I have tried two USB 2.0 and ...
0
votes
0answers
11 views

acer vn7-591g BIOS password unlock reset

set BIOS password some time ago. When I tried to enter BIOS again yesterday it wouldn't accept my password. I couldn't have typed it wrong because the password is "a". Disassembled it and removed the ...
0
votes
1answer
14 views

No boot menu for backbox

I have windows 10 installed on my C: drive which has 202 gb space. When I got my laptop it was mentioned with UEFI. I have a partition of 700 gb for F: drive from which I extracted 20 GB for backbox ...
0
votes
0answers
20 views

Reset BIOS Password for Laptop

I have an Acer Aspire laptop and i recently updated the BIOS through Windows 7. I did this in an attempt to reset the BIOS password as I no longer remember it. The problem is that it no longer ...
0
votes
0answers
12 views

Sometimes computer hangs at BIOS screen when booting

Sometimes when I turn on my computer it doesn't start, it gets to the screen that says "press del to enter BIOS menu" and then it hangs. I found turning off the computer and unplugging USB devices ...
-1
votes
0answers
16 views

Can't install Windows 8 in Sony Vaio SVE15129CNS having default UEFI mode shows OPERATING SYSTEM NOT FOUND

I recently installed Win 10 in my sony vaio e series laptop. but now i want to install again win 8 which gives error like OPERATING SYSTEM NOT FOUND in uefi but in lagacy mode it boot but on selecting ...
0
votes
0answers
45 views

update bios for Dell 6230 is not happening

I wanted to upgrade to A15 BIOS on my Dell Latitude E6230 and downloaded the installer from the Dell Website. The installer launches correctly and displays the current version, the update versions ...
-1
votes
0answers
34 views

Dell DOS BIOS update “This program cannot be run in DOS mode”

I am currently attempting to update the BIOS of a Dell Inspiron 1564, I can't do it via Windows because the battery isn't recognized and thus won't allow me to update. I've tried booting in MS-DOS ...
0
votes
1answer
20 views

BIOS can not find hard disk in boot priorities

I was installing Linux Kali os 2.0 but have got an error while installing grub, so I was unable to start installed kali os and also second OS, Windows 8.1. Only what was possible was to start live ...
0
votes
0answers
30 views

Downclock DDR3 1600mhz to 1333mhz GA-P55-USB3

I'm determined to pursue this to it's end before I decide to return the hardware. System Specs: CPU: i5 650 Motherboard: GA-P55-USB3 2x 4GiB DDR3 1600MHz (formerly 2x 2GiB DDR3 1333MHz) The ...
-1
votes
1answer
38 views

Does “Legacy Support” really disable my HP's OS?

I wanted to try Ubuntu on my "HP Pavilion Sleebook 15" and i looked online how to boot with this model and i discovered that BIOS is accessible using F10 key when PC tries to boot and then i rebooted ...
0
votes
0answers
22 views

Memory not being properly detected

I purchased a Crucial 4GBx2 kit and recently installed the two sticks. One stick was detected, while the other was not. I tried reseating and moving the stick, however, the stick was still not ...
0
votes
0answers
16 views

Setting SATA to RAID causes PC to not POST

I seem to have broken my PC by trying to create a RAID array. I created the array just fine but forgot to load the RAID driver on my system drive which is not part of the array, I set SATA back to ...
0
votes
1answer
50 views

Does HP ProBook 4730s have UEFI or BIOS?

Sometimes I read that HP ProBook 4730s has UEFI and other times I hear it only has a BIOS. So which one does it have? As I understand it, UEFI is a replacement for BIOS, not an improvement nor ...
1
vote
2answers
17 views

How can I rescue an infected sony vaio bios?

I am trying to rescue a Sony Vaio laptop which I believe has an infected bios. I have autonuked the hard disk and installed a fresh Windows 7 but the keyboard types random combinations of letters and ...
1
vote
0answers
18 views

Update Intel NUC boot on power setting from Ubuntu Server OS

I have an Intel NUC that is remote and currently booted, running Ubuntu Server. I neglected to set it to boot automatically after power failure when I had physical access. Is there any way to update ...
0
votes
0answers
29 views

Bootloaders - Booting an MBR only OS using a UEFI only BIOS

A long time ago, in a computer lab far far away, I stumbled upon a bootloader which dared to cross the boundaries between MBR and EFI. It's name was Clover. Using clover, you could boot any number ...
0
votes
0answers
22 views

Hard Drive Not Showing Up In The Boot Order

Since I try to install VMware on one of my PC, the HDD is not showing up in the boot order but I can see it in the SATA device list. If I try to install Ubuntu Server or Linux Mint, the both OS can ...
0
votes
1answer
26 views

New build boots to bios spash then cycles

I'm building a new computer. See the build list below. It will boot to the BIOS splash screen but then just cycles over and over. I've reset the BIOS and the system is down to the base, using onboard ...
0
votes
1answer
36 views

Boot 32bit UEFI from file

I have linux on usb(32bit x86) and two PCs, one an laptop 64x uefi boots fine. one tablet having 64bit processor but 32bit uefi-bios do not boot. The second one has no option for legacy boot, but ...
0
votes
1answer
33 views

500GB SSD + 500GB HDD in caddy with bios that detects only 750GB, what would happen?

I just got a new 500GB SSD and caddy. I will be installing the SSD as the main disk for my OS and working files and install the HDD within a caddy in place of the optical drive. I am not exactly sure ...
0
votes
1answer
29 views

Building a 4TB raid-1 with WIndows 10

I have two 4TB brand new SHDD built as a Raid-1 array on an (old) nVidia Raid controller. After having upgraded the Bios, the 4TB drives are recognized as such by the Raid Bios, and I can create a ...
-1
votes
1answer
26 views

HP Compaq Business Desktop dc7600 Small Form Factor Desktop PC - What's new in HP BIOS 786D1 v01.61 updated from 786D1 v01.03

HP Compaq dc7600 Small Form Factor Desktop PC - What's new in HP BIOS 786D1 v01.61 (updating from 786D1 v01.03). Is it worth upgrading? Will this BIOS upgrade expand the range of CPUs I could upgrade ...
0
votes
0answers
36 views

Acer ES1-512-C5YW not booting Windows in legacy mode

I am trying to get a bootable usb (Remix OS) to work on my Acer Aspire ES1-512-C5YW but I am encountering a few problems with the BIOS. Windows boots fine in UEFI mode but when I change it to Legacy ...
0
votes
1answer
22 views

Boot order not saved lenovo u410

So I am trying to boot a bootable flash drive with windows 10 on it on lenovo U410.I entered the BIOS and changed to legacy with legacy priority but when changed the values of the boot order they just ...
0
votes
0answers
13 views

What is the PWM slope in my BIOS?

In the BIOS of my motherboard (Gigabyte Z97X-UD3H) I can set the fan speed to various modes including one where I can set a PWM slope in "some amount per degree". This is what the motherboard's ...
0
votes
0answers
9 views

BIOS reset side effects for RAID array

I have a machine that is running microscope, generating TBs of data per week. I want to put it on 10GbE network, but only possible slot to use is GPU slot. Machine is Supermicro, MOBO X9DRi-LN4F. I ...
0
votes
0answers
41 views

BIOS - Change order of hard disk device to boot

I did an installtion of a Linux distro onto a USB and it all went fine. I've been using the BIOS settings to choose whether I want to boot the hard disk (with just Windows) and the USB. All seems to ...
0
votes
1answer
58 views

How to detect whether a UEFI booted linux machine's video mode is graphics output protocol (GOP) or universal graphics adapter (UGA)?

UEFI firmware appears to support GOP or UGA graphics protocols. GOP is newer and has replaced UGA. On my machine which does not have an integrated graphics adapter (only a discrete graphics adapter ...
-1
votes
1answer
29 views

Low level formatting of hard drives

Is it possible to alter low level formatting information in hard drives such as sector address markers using input/output communication with the drive? Are there other settings stored inside the drive ...
0
votes
0answers
17 views

PC (even BIOS) doesn't load, when SATA SDD HDD is plugged

this morning I was working on PC and needed to restart. However, after restart, PC doesn't load. It gets stucked even before bios (on ASUS logo screen). I can't do anything - load BIOS, boot, nothing. ...
0
votes
0answers
21 views

CPU or Graphics card defect?

From time to time my computer dies while in usage. The screen either turns completly white, black or shows thin vertical stripes in two colors. I then have to kill it with the power button. When I ...
1
vote
0answers
17 views

Reading BIOS variable contents/location from .bin or .rom

For the past week or so, I've been [slowly] making progress on modding my BIOS (looking to eventually increase minimum RAM allocated to onboard video). I've successfully flashed my BIOS to Insyde ...
0
votes
0answers
42 views

PC Doesnt boot past the screen with the flikkering underscore

First of all, i've been searching to find possible solutions on the internet, i tried quite a bunch of them nothing really worked. So where did the problem start? A few days ago i found out my RAM ...
1
vote
1answer
38 views

CPU Over voltage error after updating BIOS

I have a problem with my motherboard. I updated the BIOS on my Asus P8P67-M to the latest version(3703) after this when rebooting my computer I was shown a message telling me that there is a CPU Over ...
0
votes
0answers
41 views

Laptop BIOS doesn't show USB boot options

When I insert a USB 2.0 drive into my Samsung laptop, the BIOS shows Windows Boot Manager options only, even though the same USB drive is well recognized by my other Samsung laptop. The image shows my ...
-1
votes
1answer
41 views

Does my laptop have ROM?

I have read that servers have ROM with BIOS. Do the laptops such as MAC and PC have the same mechanism ? I do not see ROM configuration on the "About this mac" thus confused.
0
votes
0answers
22 views

Motherboard is not booting operating system after cmos reset and cant access bios

I have built a custom pc, these are the specs: I7 4790k 500w evga psu Gigabyte z97p-d3 motherboard 8gb hyper x 1866mhz ram I am using my 32" finlux tv right now as a monitor since im saving for a gtx ...
0
votes
0answers
20 views

how to install Windows 8.1 on UEFI boot mode

I have a dell 5559 lap top. It has Ubuntu but I want to install Windows 8.1 on it. UEFI mode does not recognize bootable pen drive. I disable that secure boot mode but same error occurred. How can ...
0
votes
0answers
12 views

How to upgrade/change BIOS on VIA VT6421 add-in card (if possible)?

(In fact no duplicate, but meant as a complement of this question: Drivers for VT6421A Controller Card ) While Q935612 was for card drivers, mine is not. My question is OS independent, as I want to ...
0
votes
0answers
24 views

How can i change RAM's frequency on DH55PJ

Im having problems with newly installed ram because of varying frequency i want to reduce frequency from 1600 to 1300. I cant find any option in my BIOS SYSTEM SPEC intel core i3 540 3.07 GHz intel ...
0
votes
1answer
38 views

Windows xp won't boot not even in safe mode or the bios

I have Windows XP installed on my desktop which has 2 drives, I inadvertently switched my PC off by pressing the off button on the pc and have not been able to boot it up since, the boot sequence goes ...
-1
votes
1answer
41 views

UEFI and RAID on disks above 2.2TB [AsRock Z97 Extreme6]

I have followed steps from the AsRock Z97 Extreme6 manual how to create RAID on disks above 2.2TB (manual says to use UEFI configuration instead Intel legacy RAID BIOS). In few words what I have ...
0
votes
0answers
10 views

Cannot run BIOS with any SATA device connected to Mobo

Just built new PC but can't run the BIOS. I remain stuck on the splash screen. I have DVD-RW drive in SATA1, SSD in 2, hard disk in 3. If I disconnect them all from the motherboard then I can ...
0
votes
0answers
30 views

BIOS not showing after installing Windows in dual boot Ubuntu

I have dual boot setup in my laptop: In one partition I had Ubuntu 14.04. In other partition I had Windows 7. After having Windows OS crashed I tried to reinstall Windows. After a step done ...
0
votes
1answer
26 views

BIOS is run every time computer starts

I have just replaced my dvd-rom with a SSD and installed windows on it. Everything seems to be ok but I noticed that every time I restart, open the laptop, it enters in BIOS mode and it starts only if ...
0
votes
0answers
30 views

windows 7 desktop tries to boot with usb port

I have an HP Compaq 8300 MT 3.4GHz Intel Core i7 CPU 16GB RAM 1TB HDD Windows 7 Desktop. At first all was okay but now when starting the PC it tries to boot from a USB port, NOT the HD. If I unplug ...
0
votes
0answers
60 views

Samsung NP300E5C can't enter Phoenix BIOS

I've a laptop Samsung NP300E5C and it actually doesn't start. The BIOS has worked for years (2/3) and I always entered in it pressing F2. Now when I boot the laptop appears a screen with written ...