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USB-C Charging Explained: PD, PPS and Cable Wattage
USB-C is only the plug. Charging speed depends on the charger, the cable and your device agreeing over USB Power Delivery. Here is how watts, PD, PPS, e-marked cables and AVS fit together.
ChatGPT Locked Chats: How to Lock a Chat and Set a PIN
ChatGPT now lets you hide saved conversations behind a 4-digit PIN or Face ID. Here is how to lock a chat, what it does not protect, and why forgetting the PIN deletes everything.
Does 100W Fast Charging Hurt Your Phone Battery? Battery Health Explained
Fast charging is not what kills phone batteries. Heat and sitting at 100% are. Here is how charge limits work on iPhone, Pixel, Samsung and other Android phones.
Claude Duet: Anthropic’s Proactive AI Agent Explained
Claude Duet can brief you each morning and work through tasks in connected apps. The US research preview is limited to Pro and Max subscribers, with approvals and plan limits.
eMudhra Certificate Incident: What Happened and What to Do
Browsers have blocked eight leaked eMudhra intermediate certificates, and Chrome drops the emSign ECC Root CA – G3 on 27 October. Here is what went wrong, why DSC and eSign users are not affected, and how site owners and admins can check their certificates.
vivo S2 FE Price in India: Is a 10,000mAh Battery Worth ₹38,999?
The vivo S2 FE goes on sale in India on 20 October from ₹38,999. Its 10,000mAh battery is the reason to buy it, but the Dimensity 7300e chip, basic cameras and missing NFC make it a narrow pick.
How to Back Up Your Phone Properly: Google, iCloud and Local Copies
Turn on Google or iCloud backup, make sure photos are covered, and keep a local copy on a computer. A step-by-step 3-2-1 backup plan for Android and iPhone.
Best Laptops Under ₹60,000 in India for Students and Work (October 2026)
The best laptops under ₹60,000 in India with 16GB RAM and 512GB SSD, from Acer, Lenovo, Dell and HP, plus whether the MacBook Neo is worth stretching for.
