News & tips
Usage, maintenance and troubleshooting tips written from real repair cases by ANTECH technicians.
5 dấu hiệu laptop cần vệ sinh và tra keo tản nhiệt
Quạt kêu to, máy nóng ran, tự tắt khi chơi game: 5 dấu hiệu cho biết đã đến lúc vệ sinh laptop và thay keo tản nhiệt, kèm bảng nhiệt độ để tự đối chiếu.
06/11/2026 · 4 min read
Laptop Won't Power On: 7 Causes and How to Check Each Step
Laptop not responding to the power button? 7 common causes from charger and battery to mainboard, plus safe self-checks before bringing it in.
Failing Hard Drive: What to Do and What Not to Do to Save Your Data
Hard drive showing errors, not detected or clicking? A guide to what to do, what you must never do, and when to hand the drive to a technician to kee…
Backing Up Data Properly: the 3-2-1 Rule for Families and Small Shops
The 3-2-1 backup rule explained with real examples for families and small shops: how many copies, where, how often, and how to check a copy still wor…
Does Reinstalling Windows Erase Your Data? What to Do Before You Install
Does reinstalling Windows erase your data? When it is lost, when it is kept, what to back up first, and common mistakes.
When to Upgrade the SSD or RAM Instead of Buying a New Laptop
Should you upgrade the SSD and RAM on a slow laptop? Cost, results, model limits and how to check whether your machine can be upgraded.
LAN and Wi-Fi for a Small Office: What to Decide Before Running Cables
Designing LAN and Wi-Fi for an office of 5-30 people: cable choice, access point positions, guest and staff zones, and common cabling mistakes.
Choosing Security Cameras for Homes and Shops: Resolution, Storage and Network
How to choose security cameras for homes and shops: how much resolution is enough, how to calculate drive capacity for the days you need, IP or analo…
Swollen MacBook Battery: How to Spot It and Why You Should Stop Using It
Trackpad pushed up, case bent or odd gaps? It may be a swollen MacBook battery. How to recognize the signs, the real risks and how to handle it safel…
Selling or Liquidating an Old Laptop: How to Prepare for a Good Price and Safe Data
Preparing to sell or liquidate an old laptop: what drives the price, how to erase data safely, sign out of accounts and what to do before handing it …