Tips & News
Straight answers from our repair bench about keeping your computer fast, safe and working.
Buying Advice
HDMI Cables Explained: Which HDMI Cable Do You Need?
What HDMI does and how to choose the right HDMI cable for 4K TVs, game consoles and PCs, from High Speed to Ultra High Speed, plus where to buy in Dayton.
SSD vs Hard Drive: Why Your Next Computer Should Have an SSD
SSD vs hard drive: why a solid state drive is the easiest way to make a computer feel faster, and what to look for in your next computer or upgrade.
What Is a Chromebook? What It Does, Pros and Cons
What is a Chromebook? A plain-English look at what Chromebooks can and can't do, who they suit, and where to buy a new or used Chromebook in Dayton.
CPU and GPU Names Explained: Intel Core, Ryzen, GeForce and Radeon
How to read CPU and graphics card names. Decode Intel Core, AMD Ryzen, Nvidia GeForce and AMD Radeon model numbers so you can compare parts when buying a PC.
Gaming
Gaming PC Upgrades That Make a Real Difference
The best gaming PC upgrades for performance: better cooling, an SSD and a new graphics card. Upgrade advice from the gamers at Double Helix in Dayton.
Common Gaming PC Problems: Heat, Drivers and BIOS
Why does your gaming PC crash, stutter or overheat? The most common gaming PC problems come down to heat, drivers and BIOS. Causes and fixes from Dayton techs.
VR for Beginners: Headsets, PC Requirements and What to Expect
New to virtual reality? A beginner's guide to how VR works, the types of headsets, the PC power you need, how much room you need and what to look for.
Security
Is Browser Autofill Safe? How to Turn It Off in Chrome and Safari
Can browser autofill leak your address, phone and card details? Learn the risk, how to turn autofill off in Chrome and Safari, and safer ways to save logins.
What Is a Computer Virus? Viruses, Malware and Phishing Explained
A plain-English guide to what a computer virus really is, how it differs from malware and phishing, warning signs to watch for, and habits that keep you safe.
How to Stay Safe Online: Browser, Antivirus and Passwords
How to stay safe online with three basics: a secure, updated web browser, reliable antivirus and a password manager. Practical advice from Double Helix.
Shop News
3D Printing Services in Dayton, OH
Double Helix offers 3D printing in Dayton: custom PC fan grills, mounts, parts, decorations and models. Bring your idea to the counter and see what's possible.
Everyday Hero Discount in Dayton, OH
Double Helix offers a year-round Hero Discount on services to teachers, first responders, veterans and active-duty military in Dayton. Here is how to use it.
Computer Accessories and Essentials in Dayton, OH
Flash drives, external hard drives, HDMI and display cables, mice, keyboards and more are in stock at Double Helix in Dayton. Special orders are welcome.
Free Computer Inspection in Dayton, OH
Get a free computer inspection at the counter in Dayton. A Double Helix tech looks at your device right away and explains what it will take to fix it.
Tips
Spilled a Drink on Your MacBook? What to Do and How We Repair It
Spilled a drink on your MacBook? Here is what to do in the first minutes, what not to do, and how Double Helix in Dayton cleans and repairs liquid damage.
How to Protect Your Computer From Power Surges
How to protect a computer from power surges with a surge protector or battery backup (UPS), plus what to do if a surge has already damaged your PC.
MacBook Liquid Spill Cleanup in Dayton, OH
Liquid damage cleanup for MacBook, MacBook Air, iMac and iPad in Dayton. We disassemble the device, clear corrosion and can help recover your data.
How to Back Up Your Computer: External Drive vs Cloud Backup
How to back up your computer, phone and photos. Compare external hard drives with cloud backup, and learn the simple rule that keeps your data safe.
How to Speed Up a Slow Computer: 3 Fixes Before You Buy New
How to speed up a slow computer: quick things to try first, then three upgrades that help, from a failing hard drive to an SSD and more RAM. Walk in to start.
Can 911 Find Your Location When You Call From a Cell Phone?
Does 911 get your exact location when you call from a cell phone? How location works, why it can be inaccurate and what to do to help responders find you.
Bring it in today. No appointment needed.
Free inspection at the counter and an upfront quote before any work starts. 1721 Woodman Dr, Dayton. Monday to Thursday 9 a.m. to 6 p.m. · Friday 9 a.m. to 5 p.m..