CMOS Battery

CMOS battery replacement for desktops, laptops, and servers. Fixes BIOS time resets, boot issues, and configuration loss. Includes BIOS reset and verification.

Book a Service All Services

Signs Your CMOS Battery Needs Replacement

Time/Date Reset

BIOS clock resets to a default date every time you power off. Files show incorrect timestamps after reboot.

Boot Failures

Computer fails to boot or hangs at POST. Boot order resets, and the system forgets your startup drive.

Configuration Loss

BIOS settings revert to default. Overclock profiles, boot priorities, and hardware settings disappear.

Driver Errors

Hardware drivers fail to load correctly after a reboot. Peripherals disconnect or show as "unknown device."

What's Included

High-quality CR2032 or equivalent CMOS battery replacement, BIOS reset to optimal defaults, boot order configuration, and system verification. We also clean the CMOS contact area to prevent future issues. Service covers desktops, laptops, mini PCs, and most servers.

Work Gallery

[CMOS Battery — before/after]

Desktop + laptop CMOS battery swap. BIOS reset, BIOS chip reprogramming, RTC fix.

[CMOS Battery — repair in progress]

Diagnostic + repair workflow. Full transparency on parts used.

[CMOS Battery — parts + tools]

OEM-grade parts. ESD-safe bench. All repairs logged and tracked.

Placeholder slots — replace with real service photos. 1200×800 recommended.