BIOS & Firmware Repair

Mail-in BIOS reprogramming, corrupted BIOS recovery, chip replacement and selected firmware-related faults, starting from £39.99.

What This Covers

BIOS work is best handled as a specialist mail-in service because it is small, repeatable and not limited to Lincoln.

Corrupted BIOS Recovery

Recovery after failed updates, no POST faults and machines that power on but do not boot correctly.

Chip Reprogramming

SPI flash programming using the correct firmware route for the board, model and serial/service tag where needed.

Chip Replacement

Replacement when the existing BIOS chip is damaged, unreliable or not responding to programming.

Firmware Fault Diagnosis

Advice on whether the issue points to firmware, storage, power sequencing or another board-level fault.

BIOS Repair Feedback

Real feedback from our Google profile and eBay repair services.

4.641 Google reviewsGrom Tech LTD, Lincoln · Read on Google
97.2%positive eBay feedbackFeedback score 665 · last 12 months · View on eBay
“They unlocked the BIOS of my Optiplex 7090 computer in no time, very simple process. They had it done and dusted within two days.”
Alfie S. · Google review
Dell OptiPlex 7090 BIOS unlock
“5 stars, Great communication, fast turnaround & quick delivery too, will 100% use again”
Verified buyer · eBay feedback
BIOS chip reprogramming
“He didn’t try to sell me anything I didn’t need, such as a BIOS swap… He provided the help and expertise that Lenovo wouldn’t.”
Verified buyer · eBay feedback
Lenovo serial / MTM restore after board swap

Excerpts from public Google reviews and eBay feedback, October 2026. See all reviews.

Specific BIOS Repair Routes

Choose the most relevant route if you already know the fault. This helps the booking form capture the right details first time.

Failed BIOS Update

Black screen, no POST, recovery loops and corrupted firmware after interrupted updates.

View failed update repair

BIOS Password Removal

BIOS and supervisor password service for supported laptops, starting from £39.99.

View password service

BIOS Chip Programming

SPI flash programming, firmware preparation and BIOS chip replacement where required.

View chip programming

BIOS Repair By Brand

Each brand page lists the specific models we work on, the lock and fault types we see, and real customer feedback. Refurbisher or IT recycler? See trade BIOS unlocking.

Lenovo ThinkPad

T, X, X1 Carbon, L, E and P series: supervisor and EC passwords, failed updates, serial/MTM restore after board swaps.

Lenovo BIOS repair

Dell Latitude, Precision & OptiPlex

Admin/system passwords, service-tag matching, failed updates and no-POST recovery on laptops and desktops.

Dell BIOS repair

HP EliteBook, ProBook & ZBook

Administrator and power-on passwords, Sure Start recovery failures and corrupted firmware on business models.

HP BIOS repair

BIOS Pricing

BIOS-related jobs start from a clear set price. Extra parts, chip replacement or return postage are quoted before work continues.

ServiceGuide PriceNotes
BIOS reflash / corrupted BIOS recovery£39.99Set starting price for standard BIOS-related work.
BIOS firmware repair attempt£39.99Covers initial programming, firmware preparation and test route where practical.
BIOS chip replacementquoted after inspectionUsed when the existing chip is damaged or not responding to programming.
Board-level no-power diagnostic£35For faults that turn out to be motherboard power or charging related.
Return postageFree if we cannot repair; otherwise quoted separatelyTracked service recommended for all mail-in jobs.

Diagnostics cost £35. This fee is non-refundable and is credited towards your repair bill if you go ahead with the repair. If we cannot repair your device, you pay only the £35 diagnostic fee and we return it to you free of charge. Repair terms.

Mail-In Process

A simple process keeps small specialist jobs profitable and traceable.

1. Intake

Send the model, serial/service tag, fault description and photos.

2. Confirm

You receive the next step, likely price and shipping instructions before sending anything.

3. Send Device

Post the laptop, motherboard or agreed part with tracked shipping.

4. Repair

The BIOS work is completed, tested, invoiced and returned by tracked courier.

BIOS Repair FAQs

Useful details before booking a mail-in BIOS or firmware repair.

How much does BIOS repair start from?

Standard BIOS-related work starts from £39.99. Chip replacement, return postage and faults that turn into board repair are quoted separately.

Can I send just the motherboard?

Sometimes. The best item to send depends on the model and fault, so submit the intake form first and wait for packing instructions.

What symptoms can point to BIOS corruption?

Common signs include failed BIOS update, power with no display, no POST, fan spin with no boot, or a machine that only partially starts.