Difficulty: Expert Success Rate: 100% (but risky)
If software fails, the password physically resides on the BIOS SPI Flash chip. This is the only guaranteed way to reset a G5 if you have no recovery tools.
Requirements:
The Process:
Risks: If you flash the wrong file, you can "brick" the laptop. You also risk physically damaging the motherboard if you short pins.
Step 1: Disassembly
Remove the bottom cover of the HP ProBook 650 G5. Disconnect the main battery and the internal RTC coin cell battery (CR2032). The BIOS chip is usually located near the right hinge, labeled U22 or U15. Look for an 8-pin chip with markings starting with 25Q64 or 25Q128.
Step 2: Connect the Programmer Attach the SOIC-8 clip to the BIOS chip. Ensure pin 1 of the clip (red wire) aligns with pin 1 of the chip (marked by a dot or indent). Connect the clip to your CH341A programmer, and the programmer to your USB port.
Step 3: Read and Backup (Crucial)
Open AsProgrammer or NeoProgrammer. Detect the chip. Read the original BIOS. Save this dump immediately (original_bios.bin) . If you brick the device, this file is your only lifeline. hp probook 650 g5 bios password reset exclusive
Step 4: The Exclusive Modification You cannot just erase the password. You must edit the hex code.
Step 5: Flash the Modified BIOS
Load the modified .bin file into your programmer. Click Erase, wait, then Write, then Verify. Disconnect the clip.
Step 6: First Boot Reassemble just enough to test (keyboard + power button). Press Power + F10. The system will likely give a "Checksum Error" or "CMOS Reset." Press F1 to continue. You should now enter the BIOS setup with no password.
The HP ProBook 650 G5 is not a laptop that forgives forgotten passwords. The exclusive reality is that 90% of "BIOS password reset" services on eBay are simply using the SPI Flash method outlined above, charging you $50 for 10 minutes of work.
If you own the device and have lost the password, buy a CH341A programmer. It costs less than $10. The exclusive knowledge is now in your hands: Desolder or clip onto the 25Q128 chip, edit the NVRAM offset, and reflash. It is the only consistent way to defeat HP Sure Start.
Warning: If you see a "System Disabled" message with a countdown (e.g., 3/3), do not guess passwords. After 3 wrong attempts, the ProBook 650 G5 will permanently brick itself until the motherboard is replaced.
Proceed with confidence, but with caution. The password may be gone, but the responsibility of data security remains. Difficulty: Expert Success Rate: 100% (but risky) If
Have you successfully reset your HP ProBook 650 G5 using a different method? The hardware community thrives on shared knowledge.
HP ProBook 650 G5 , standard "exclusive" BIOS password reset features are limited because HP's official security policy for newer ProBook and EliteBook models (G4 and later) states that forgotten passwords cannot be reset without replacing the system board.
However, for a creative "exclusive" feature or bypass, you can utilize or simulate these existing and community-derived methods: 1. HP Sure Admin (Official Remote Management) HP provides an enterprise-grade feature called HP Sure Admin
for modern business PCs like the 650 G5. This eliminates traditional BIOS passwords in favor of secure, certificate-based authentication. How it works
: Instead of a password, an IT administrator can use a digital signature or a QR code generated by the HP Desktop Support App on a smartphone to authorize BIOS changes. Exclusivity
: This is an official HP security feature designed to prevent the very problem of forgotten passwords while maintaining high security. 2. Master Password Generator (Community Workaround)
If the device is not managed by an IT department, users often resort to a "System Disabled" code method. The Process The Process:
: Entering an incorrect password three times generates a 5-to-8 digit "System Disabled" code. Unlock Tool : This code can be entered into the BIOS Master Password Generator or similar platforms to generate a temporary unlock code.
: For modern G5 units, this frequently results in a code starting with "i" or "A," which may require more advanced tools like HP BIOS Unlock 3. BIOS Chip Reprogramming (Hardware Level)
For G5 models where software tools fail, the most "exclusive" manual method involves physical intervention. CH341A USB Programmer
and a SOP8 clip, you can read the BIOS chip directly without desoldering. : A utility like RC Unlocker
can then be used on a separate PC to scrub the password from the saved BIOS file before flashing it back to the chip. 4. HP "SMC.bin" Legacy Request In some specific cases, HP Support might still provide a customized file for older firmware versions.
: The file is placed on a FAT32-formatted USB drive. When booting while holding
, the BIOS may load this file to temporarily clear the administrator password. or more details on the hardware programmer