RULES UPDATE for BIOS requests/offers *AVOID BANNING, READ BEFORE POSTING*
https://www.badcaps.net/forum/showthread.php?t=103570
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pls Bios HP Probook 450 G5
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Need help with a bios issue for HP450 G5 booting with 3 beeps & flash. Bios flashed and now having display but unable to set the Feature byte, factory host based mac address and SMBiosUUID due to unavailability of these codes on the laptop casing. Initial bios + the working one given below. Can someone please repair the initial bios.Leave a comment:
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Re: pls Bios HP Probook 450 G5
i use one of the post , and it works , thx to badcaps communityLeave a comment:
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Re: pls Bios HP Probook 450 G5
Please help I need bios for DA0X8CMB6E0 Model No X8C
The board has Intel i7 8550 and an nvidia graphics.
The bios bin was destroyed and I dont have any backupLeave a comment:
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Re: pls Bios HP Probook 450 G5
What do you mean by extracted from HP? the file is not even clean!
And I think people ignore his request, because he didn't mention the problem of his device or why he want to clean the ME.Leave a comment:
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Re: pls Bios HP Probook 450 G5
Try this extracted from hp website
SN:5CD8123G10Attached FilesLeave a comment:
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Re: pls Bios HP Probook 450 G5
please clear MEAttached FilesLast edited by streft; 06-13-2023, 07:42 AM.Leave a comment:
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Re: pls Bios HP Probook 450 G5
Can someone check if my bios is ok?
my laptop turns on. but takes more then one minute from on to hp logo with max fan,
tryd some bios from here, and got the same thing.
when the laptop finally booted up, it works fine, its only the boot that takes very very long time
backup of it is attachedAttached FilesLeave a comment:
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Re: pls Bios HP Probook 450 G5
Have you tried cleaning the ME firmware ? -> https://www.badcaps.net/forum/showpo...41&postcount=3
.Leave a comment:
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Re: pls Bios HP Probook 450 G5
Can someone check if my bios is ok?
my laptop turns on. but takes more then one minute from on to hp logo with max fan,
tryd some bios from here, and got the same thing.
when the laptop finally booted up, it works fine, its only the boot that takes very very long time
backup of it is attached
.Leave a comment:
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Re: pls Bios HP Probook 450 G5
Can someone check if my bios is ok?
my laptop turns on. but takes more then one minute from on to hp logo with max fan,
tryd some bios from here, and got the same thing.
when the laptop finally booted up, it works fine, its only the boot that takes very very long time
backup of it is attachedAttached FilesLeave a comment:
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Re: pls Bios HP Probook 450 G5
https://www.badcaps.net/forum/showthread.php?t=103570
You MUST NOT:
- Hijack threads unrelated to your request
- ...
You MUST:
- Read BIOS guides, methods, resources and tools
- Try the method at BIOS guides, methods, resources and tools before requesting help
- Explain you were not able to succeed with the methods at BIOS guides, methods, resources and tools
- Use search function in case someone already answered your request
- Post under a related thread if it exists
- Provide the full machine model number and the board model number (see https://www.badcaps.net/forum/showthread.php?t=88758 )
- ...
Leave a comment:
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Re: pls Bios HP Probook 450 G5
Leave a comment:
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Re: pls Bios HP Probook 450 G5
HP-Probook450 G5 DAOX8CMB6E0 REV:E
Could anyone clean this attached bios ME. ThanksAttached FilesLeave a comment:
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Re: bios help
hie thanks for help i have just change the bin file just want to put the serial numbers will give you an updateLeave a comment:
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Re: bios help
1 - Did you change bios chip !
2 - working good mean enter to windows !
3 - post the original main biosLeave a comment:
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hp 450 g5 bios help
hie there greeting to you
can anyone help me on this issue i reprogrammed my hp 450 g5 bios and working good and i even cleaned my ME region its working good
but my challenge is this when i power on my machine its switching on the it goes on HP logo and restarts its not booting to operating system i even updated the bios from bios setup but still its still rebooting from hp logo not going forwardLast edited by SMDFlea; 03-24-2023, 03:11 PM.Leave a comment:
Related Topics
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by studdy05Hp Probook 450 G7 s# SCD0348W35 had a locked BIOS. Bought BIOS and EC chips off Ebay that were supposed to match this machine - the 450 G7. Flashed in the BIOS on chip i bought using a CH341. BIOS unlocked next boot. Some error to contact HP. Entered BIOS and reset to system defaults and rebooted. Machine worked fine but every cold boot the contact HP message popped and everything else worked as fine. Assumed the error was from EC chip not matching BIOS that i just flashed in. So i flashed in the EC that was supposed to match from the EBay chip i bought and instant brick.
Ive got...07-08-2025, 09:24 PM -
by macabookHello everyone,
Iโm currently working on a dead MSI GP75 Leopard (MS-17E71) motherboard (i7 CPU, NVIDIA GPU) with a no display/no backlight issue initially. After extensive investigation, Iโm at a critical stage involving EC firmware, BIOS/ME region interaction, and possible deep corruption. I'm seeking advanced insight from anyone with experience in EC/BIOS sync issues or PCH-level behavior. Hereโs a full breakdown:
๐งฉ Initial Issue- Board powers on (fans spin, keyboard lights up and can be adjusted, caps lock led lights), but no display or backlight
- External display (HDMI) shows
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Channel: BIOS Requests ONLY!
07-24-2025, 02:17 PM -
by Vesko356First of all thanks to all of our members who have posted previously all methods posted here.
Please leave a comment if you find something new,or have anything else to add.
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Find by serial number,model number or series
If you know the laptop serial or model number go to HP support https://support.hp.com/us-en/drivers/laptops .
Enter the serial number or model number and click submit.On the next screen you will have to enter the OS
Operating system and OS version.If...-
Channel: BIOS Requests ONLY!
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by the_razI'm requesting a bios .bin for 2 of my hp Probook 450 G3's. Both of which I had forgotten the bios passwords. I stupidly flashed both of them with firmware "made" by the RCUnlocker software and I guess I shouldn't have. The last thing I did was flash both of them with RCUnlocker-fw thinking it would 100% work and left my programmer etc behind and won't have access to them for another 2 days so I figured I'd create a thread to see if I'd be so lucky that someone might have a working file laying around ๐
Laptop number 1:
Model: HP ProBook 450 G3
Motherboard part number:...-
Channel: BIOS Requests ONLY!
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by jbonavitaHi, my laptop wont boot at all
With original bios no POST, only LED lights
With alternative BIOS from model TP500LN (flashed via programmer) the notebook works again
Some issues
A- with bios from 500LN, it won't update from bios of model 500LA (from 500LN v203 to 500LA v300)
B- If updated from 500LN version 203 to 300, the battery stops being recognized
Things I tried
1- Update / clear ME: Took the non working bios, made a backup, and did this: https://www.badcaps.net/forum/troubl...theory/trouble...-
Channel: BIOS Requests ONLY!
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