MacBook solid state drive SSD and RAM installation

MacBook SSD & RAM Memory Upgrades

Running out of storage space or tired of waiting for apps to open? Upgrading your MacBook with a high-speed NVMe solid-state drive (SSD) can increase read/write speeds by up to 500%, eliminating spinning beach balls and system lag.

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    High-Capacity NVMe SSD Drives (500GB, 1TB, 2TB, 4TB)

    We install tier-1 solid-state drives engineered for peak sustained transfer speeds and long-term endurance.

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    Seamless 1-to-1 Data Cloning

    We transfer all your photos, applications, browser bookmarks, and settings so you pick up right where you left off.

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    RAM Expansion (Up to 16GB / 32GB / 64GB)

    Allow your machine to handle video editing, dozens of browser tabs, and demanding multitasking without freezing.

Schedule MacBook Upgrade
Computer virus and malware sanitization bench

Deep Virus, Malware & Pop-Up Sanitization

Malicious software on macOS and Windows can hijack your default search engine, display deceptive "System Warning" pop-ups, drain battery power, and compromise personal login credentials. We perform deep multi-pass sanitization.

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    Adware & Notification Hijacker Eradication

    We remove rogue browser extensions, notification spam, and persistent redirect scripts from Safari, Chrome, and Edge.

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    Rootkit, Trojan & Keylogger Elimination

    Complete offline sweeps detect and neutralize hidden payload files buried deep in system directories and launch agents.

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    Zero Data Loss Guarantee

    We clean the operating system safely without wiping your personal photos, tax records, or documents.

Clean My Device Now
Laptop battery replacement and thermal paste application

Battery, Keyboard & Thermal Paste Servicing

Laptops naturally accumulate dust, pet hair, and dried thermal paste over years of use, leading to loud fan noise, throttling, and sudden shutdowns. A swollen battery can even warp your laptop casing and trackpad.

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    High-Capacity Battery Replacements

    Replace worn or swollen battery packs with certified OEM-grade cells, calibrated for peak battery cycle health.

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    Thermal Re-pasting & Dust Evacuation

    We disassemble cooling assemblies, flush dust out of heat sinks, and apply non-conductive Arctic MX-4 thermal paste.

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    Keyboard & Trackpad Swaps

    Fix sticky, non-responsive, or repeating keys caused by dust intrusion or worn scissor/butterfly switches.

Book Hardware Service
Windows PC laptop repair and diagnostics

Windows Laptop Repairs & Upgrades (Dell, HP, Lenovo)

We service all major brands of Windows laptops and desktop workstations. From resolving stubborn Blue Screen of Death (BSOD) errors to replacing cracked LCD screens and loose power DC jacks, we have you covered.

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    Mechanical Hard Drive to Fast SSD Upgrade

    Turn a sluggish, grinding hard drive into an instantaneous solid-state drive with all Windows programs intact.

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    Screen & Hinge Mechanical Reconstruction

    Repair cracked LCD/LED display panels and reinforce broken metal chassis hinges that refuse to close.

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    Fresh Windows 10 / Windows 11 Optimization

    Clean installs without manufacturer bloatware, configured with full security patches and driver updates.

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iPhone screen and battery repair bench

iPhone Screen, Battery & Port Repairs

A cracked display or failing battery shouldn't force you into an expensive carrier contract. We provide fast, high-quality component repairs for Apple iPhones with same-day turnaround.

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    OLED & Retina Screen Replacements

    High-resolution, color-accurate displays with full touch sensitivity and TrueTone color preservation.

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    Fresh Battery Installation

    Restore full-day battery life and eliminate unexpected cold-weather shutdowns in less than an hour.

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    Charging Port & Speaker Cleaning

    Careful microscopic lint and debris removal from Lightning and USB-C ports so your charging cable snaps in tight.

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Logic board diagnostics and precision soldering

Liquid Damage & Logic Board Recovery

Spilled water, coffee, or wine into your laptop? Do not plug it back in. Bring it to our Dubuque workshop for immediate chemical drying, ultrasonic flux wash, and power rail diagnostics.

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    Ultrasonic Chemical Board Wash

    Removes sugar, minerals, and corrosive salts from under microchips before permanent oxidization sets in.

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    Micro-soldering & Short Circuit Tracing

    Component-level replacement of blown capacitors, diodes, and backlight power IC chips.

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    Emergency Data Extraction

    If the logic board cannot be revived cost-effectively, we recover your vital data onto an external USB drive.

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INDEPENDENT REPAIR PROVIDER NOTICE: CheckMac is an independent technical repair and hardware upgrade facility located at 1015 Wilson Ave, Dubuque, IA 52001. CheckMac is not affiliated with, endorsed by, or an authorized service agent for Apple Inc., Microsoft Corporation, or any other trademark owner mentioned herein. All trademarks, service marks, and brand names are the property of their respective owners. Mention of any specific device or brand is solely for the purpose of communicating repair compatibility.