https://www.dhandev.in/ Tech, AI and hardware for India, minus the hype. en-in https://www.dhandev.in/blog/refurbished-phones-and-laptops-smart-buy-or-risky.htmlhttps://www.dhandev.in/blog/refurbished-phones-and-laptops-smart-buy-or-risky.htmlMon, 02 Nov 2026 23:41:32 GMTRefurbished devices can save a lot of money. The difference between a good deal and a headache is where you buy and what you check. https://www.dhandev.in/blog/laptop-overheating-causes-and-fixes-that-actually-work.htmlhttps://www.dhandev.in/blog/laptop-overheating-causes-and-fixes-that-actually-work.htmlMon, 02 Nov 2026 23:41:32 GMTA hot laptop slows itself down to protect the chip, so games stutter and apps lag. Most overheating comes from a few fixable causes. https://www.dhandev.in/blog/do-you-need-a-printer-at-home-anymore.htmlhttps://www.dhandev.in/blog/do-you-need-a-printer-at-home-anymore.htmlMon, 02 Nov 2026 23:41:32 GMTMany documents are now digital, but forms, school projects and some official paperwork still need paper. https://www.dhandev.in/blog/smart-tv-or-streaming-stick-which-gives-better-value.htmlhttps://www.dhandev.in/blog/smart-tv-or-streaming-stick-which-gives-better-value.htmlMon, 02 Nov 2026 23:41:32 GMTMost TVs are now smart, but their software often gets slow after a few years. A streaming stick can refresh an older TV cheaply. https://www.dhandev.in/blog/how-to-use-chatgpt-for-work-emails-without-sounding-like-a-robot.htmlhttps://www.dhandev.in/blog/how-to-use-chatgpt-for-work-emails-without-sounding-like-a-robot.htmlMon, 02 Nov 2026 23:41:32 GMTAI can draft emails in seconds, but readers notice stiff, overly formal text. A few prompts fix that. https://www.dhandev.in/blog/how-to-tell-if-a-product-review-online-is-fake.htmlhttps://www.dhandev.in/blog/how-to-tell-if-a-product-review-online-is-fake.htmlMon, 02 Nov 2026 23:41:32 GMTHow to tell if a product review online is fake: a quick practical guide. https://www.dhandev.in/blog/data-saver-tips-how-to-use-less-mobile-data-every-month.htmlhttps://www.dhandev.in/blog/data-saver-tips-how-to-use-less-mobile-data-every-month.htmlMon, 02 Nov 2026 23:41:32 GMTData saver tips: how to use less mobile data every month: a quick practical guide. https://www.dhandev.in/blog/usb-c-explained-why-not-every-cable-is-the-same.htmlhttps://www.dhandev.in/blog/usb-c-explained-why-not-every-cable-is-the-same.htmlMon, 02 Nov 2026 23:41:32 GMTUSB-C describes the shape of the plug, not what the cable can do. Two cables that look identical can behave very differently. https://www.dhandev.in/blog/how-to-clean-your-laptop-and-phone-screen-safely.htmlhttps://www.dhandev.in/blog/how-to-clean-your-laptop-and-phone-screen-safely.htmlMon, 02 Nov 2026 23:41:32 GMTHow to clean your laptop and phone screen safely: a quick practical guide. https://www.dhandev.in/blog/what-is-ai-hallucination-and-how-to-protect-yourself-from-it.htmlhttps://www.dhandev.in/blog/what-is-ai-hallucination-and-how-to-protect-yourself-from-it.htmlMon, 02 Nov 2026 23:41:32 GMTAI chatbots sometimes state false facts in a confident tone. This is called hallucination. It happens because they predict likely text rather than look up verified facts. https://www.dhandev.in/blog/cloud-gaming-explained-can-you-play-big-games-without-a-gaming-pc.htmlhttps://www.dhandev.in/blog/cloud-gaming-explained-can-you-play-big-games-without-a-gaming-pc.htmlMon, 02 Nov 2026 23:38:16 GMTCloud gaming runs the game on a powerful computer in a data centre and streams the video to your device, like a live YouTube stream you can control. https://www.dhandev.in/blog/how-to-choose-a-power-bank-that-is-safe-and-actually-fast.htmlhttps://www.dhandev.in/blog/how-to-choose-a-power-bank-that-is-safe-and-actually-fast.htmlMon, 02 Nov 2026 23:38:16 GMTA good power bank saves a long travel day. A bad one charges slowly, heats up, or lies about its capacity. https://www.dhandev.in/blog/how-to-find-out-what-is-slowing-down-your-phone.htmlhttps://www.dhandev.in/blog/how-to-find-out-what-is-slowing-down-your-phone.htmlMon, 02 Nov 2026 23:38:16 GMTPhones slow down for a few common reasons. Finding the right one saves you from buying a new phone too early. https://www.dhandev.in/blog/how-to-read-a-phone-spec-sheet-without-getting-fooled.htmlhttps://www.dhandev.in/blog/how-to-read-a-phone-spec-sheet-without-getting-fooled.htmlMon, 02 Nov 2026 23:38:16 GMTPhone ads lead with huge numbers. Many of them matter much less than they look. https://www.dhandev.in/blog/what-does-a-graphics-card-actually-do-a-plain-explanation.htmlhttps://www.dhandev.in/blog/what-does-a-graphics-card-actually-do-a-plain-explanation.htmlMon, 02 Nov 2026 23:38:16 GMTThe graphics card, or GPU, draws everything you see on screen. It is built to do thousands of small calculations at the same time. https://www.dhandev.in/blog/what-is-the-cloud-a-simple-guide-for-non-tech-people.htmlhttps://www.dhandev.in/blog/what-is-the-cloud-a-simple-guide-for-non-tech-people.htmlMon, 02 Nov 2026 23:38:16 GMTThe cloud just means files and apps stored on someone else's computers in large data centres, which you reach over the internet. https://www.dhandev.in/blog/foldable-phones-are-they-ready-for-everyday-use.htmlhttps://www.dhandev.in/blog/foldable-phones-are-they-ready-for-everyday-use.htmlMon, 02 Nov 2026 23:38:16 GMTFoldable phones turn into small tablets or fold into pocket-sized squares. They are impressive, but come with trade-offs. https://www.dhandev.in/blog/mechanical-vs-membrane-keyboards-which-should-you-buy.htmlhttps://www.dhandev.in/blog/mechanical-vs-membrane-keyboards-which-should-you-buy.htmlMon, 02 Nov 2026 23:38:16 GMTBoth types type well. The difference is feel, sound, durability and price. https://www.dhandev.in/blog/how-to-make-your-laptop-webcam-and-mic-sound-better-on-calls.htmlhttps://www.dhandev.in/blog/how-to-make-your-laptop-webcam-and-mic-sound-better-on-calls.htmlMon, 02 Nov 2026 23:38:16 GMTYou do not need new gear to look and sound better on video calls. Light and position matter most. https://www.dhandev.in/blog/how-to-check-if-a-website-is-safe-before-you-buy.htmlhttps://www.dhandev.in/blog/how-to-check-if-a-website-is-safe-before-you-buy.htmlMon, 02 Nov 2026 23:38:15 GMTFake shopping sites copy real brands and run ads with impossible discounts. A two minute check avoids most of them. https://www.dhandev.in/blog/monitor-buying-guide-resolution-refresh-rate-and-panel-types-explained.htmlhttps://www.dhandev.in/blog/monitor-buying-guide-resolution-refresh-rate-and-panel-types-explained.htmlMon, 02 Nov 2026 22:55:56 GMTA monitor lasts longer than most PCs, so it is worth choosing carefully. Three specs matter most. https://www.dhandev.in/blog/what-is-a-vpn-and-do-you-actually-need-one.htmlhttps://www.dhandev.in/blog/what-is-a-vpn-and-do-you-actually-need-one.htmlMon, 02 Nov 2026 22:55:56 GMTA VPN sends your internet traffic through another server in an encrypted tunnel. Ads make it sound essential. For many people it is not. https://www.dhandev.in/blog/is-a-gaming-phone-worth-it-or-just-a-normal-flagship.htmlhttps://www.dhandev.in/blog/is-a-gaming-phone-worth-it-or-just-a-normal-flagship.htmlMon, 02 Nov 2026 22:55:56 GMTGaming phones promise extra cooling, shoulder triggers and very high refresh rate screens. https://www.dhandev.in/blog/ai-detectors-why-they-cannot-reliably-tell-who-wrote-something.htmlhttps://www.dhandev.in/blog/ai-detectors-why-they-cannot-reliably-tell-who-wrote-something.htmlMon, 02 Nov 2026 22:55:56 GMTMany tools claim they can detect AI-written text. In practice they are unreliable, and some students and writers have been wrongly accused because of them. https://www.dhandev.in/blog/keyboard-shortcuts-every-mac-and-chromebook-user-should-know.htmlhttps://www.dhandev.in/blog/keyboard-shortcuts-every-mac-and-chromebook-user-should-know.htmlMon, 02 Nov 2026 22:55:56 GMTThe handful of Mac and Chromebook shortcuts that save real time every day, from instant search to quick screenshots and switching apps. https://www.dhandev.in/blog/running-out-of-google-drive-or-icloud-space-what-to-delete-first.htmlhttps://www.dhandev.in/blog/running-out-of-google-drive-or-icloud-space-what-to-delete-first.htmlMon, 02 Nov 2026 22:55:56 GMTFree cloud storage fills up fast because photos, email and backups all share the same space. https://www.dhandev.in/blog/earbuds-buying-guide-anc-codecs-and-fit-explained-simply.htmlhttps://www.dhandev.in/blog/earbuds-buying-guide-anc-codecs-and-fit-explained-simply.htmlMon, 02 Nov 2026 22:55:56 GMTEarbud boxes are full of terms. Here is what each one means for you. https://www.dhandev.in/blog/how-to-speed-up-a-slow-browser-in-five-minutes.htmlhttps://www.dhandev.in/blog/how-to-speed-up-a-slow-browser-in-five-minutes.htmlMon, 02 Nov 2026 22:55:56 GMTSix quick fixes for a slow Chrome, Edge or Firefox: tabs, extensions, updates, cache and the settings that quietly eat memory. https://www.dhandev.in/blog/old-phone-new-life-7-useful-things-to-do-with-it.htmlhttps://www.dhandev.in/blog/old-phone-new-life-7-useful-things-to-do-with-it.htmlMon, 02 Nov 2026 22:55:56 GMTSeven practical ways to reuse an old smartphone, from a home camera to a kid-safe device, plus how to wipe it safely before giving it away. https://www.dhandev.in/blog/how-to-set-up-two-step-verification-on-gmail-whatsapp-and-instagram.htmlhttps://www.dhandev.in/blog/how-to-set-up-two-step-verification-on-gmail-whatsapp-and-instagram.htmlMon, 02 Nov 2026 22:55:56 GMTTwo-step verification means a stolen password alone is not enough to get into your account. It takes five minutes per app. https://www.dhandev.in/blog/free-ai-image-generators-what-they-can-and-cannot-do.htmlhttps://www.dhandev.in/blog/free-ai-image-generators-what-they-can-and-cannot-do.htmlMon, 02 Nov 2026 22:52:58 GMTAI image tools can create posters, thumbnails and illustrations from a text description in seconds. They are fun and useful, with real limits. https://www.dhandev.in/blog/spotting-scam-messages-upi-delivery-and-job-fraud-tricks-to-watch-for.htmlhttps://www.dhandev.in/blog/spotting-scam-messages-upi-delivery-and-job-fraud-tricks-to-watch-for.htmlMon, 02 Nov 2026 22:52:58 GMTMost scams in India now arrive by SMS, WhatsApp or a phone call. They look different but follow the same pattern: urgency, a link, and a request for money or a code. https://www.dhandev.in/blog/how-to-keep-your-laptop-battery-healthy-for-years.htmlhttps://www.dhandev.in/blog/how-to-keep-your-laptop-battery-healthy-for-years.htmlMon, 02 Nov 2026 22:52:58 GMTLaptop batteries wear out with time and heat. A few habits slow that down noticeably. https://www.dhandev.in/blog/dark-mode-does-it-really-save-battery.htmlhttps://www.dhandev.in/blog/dark-mode-does-it-really-save-battery.htmlMon, 02 Nov 2026 22:52:58 GMTDark mode is often sold as a battery saver. That is only partly true. https://www.dhandev.in/blog/4g-vs-5g-is-5g-worth-it-on-your-phone-right-now.htmlhttps://www.dhandev.in/blog/4g-vs-5g-is-5g-worth-it-on-your-phone-right-now.htmlMon, 02 Nov 2026 22:52:58 GMT5G can be much faster than 4G, but whether you notice depends on where you live and how you use your phone. https://www.dhandev.in/blog/what-is-an-npu-and-does-your-next-laptop-need-one.htmlhttps://www.dhandev.in/blog/what-is-an-npu-and-does-your-next-laptop-need-one.htmlMon, 02 Nov 2026 22:52:58 GMTNPU stands for neural processing unit. It is a small part of the chip built to run AI tasks using very little power. https://www.dhandev.in/blog/how-to-use-google-lens-to-make-everyday-life-easier.htmlhttps://www.dhandev.in/blog/how-to-use-google-lens-to-make-everyday-life-easier.htmlMon, 02 Nov 2026 22:52:58 GMTGoogle Lens uses your camera to understand what you are looking at. It is free on most Android phones and in the Google app on iPhone. https://www.dhandev.in/blog/smartwatch-or-fitness-band-which-should-you-buy.htmlhttps://www.dhandev.in/blog/smartwatch-or-fitness-band-which-should-you-buy.htmlMon, 02 Nov 2026 22:52:58 GMTBoth track steps, heart rate and sleep. The difference is everything around that. https://www.dhandev.in/blog/prebuilt-pc-or-build-your-own-which-is-better-value.htmlhttps://www.dhandev.in/blog/prebuilt-pc-or-build-your-own-which-is-better-value.htmlMon, 02 Nov 2026 22:52:58 GMTBuilding a PC used to be the only way to get good value. Today the answer depends on your time and confidence. https://www.dhandev.in/blog/how-to-back-up-your-phone-and-laptop-properly-the-3-2-1-rule.htmlhttps://www.dhandev.in/blog/how-to-back-up-your-phone-and-laptop-properly-the-3-2-1-rule.htmlMon, 02 Nov 2026 22:52:58 GMTPhones get lost and laptops die. The only question is whether your photos and documents survive. https://www.dhandev.in/blog/chatgpt-gemini-or-claude-which-free-ai-assistant-should-you-use.htmlhttps://www.dhandev.in/blog/chatgpt-gemini-or-claude-which-free-ai-assistant-should-you-use.htmlMon, 02 Nov 2026 22:22:30 GMTAll three big AI assistants have free versions that are good enough for everyday tasks. The best one depends on what you do most. https://www.dhandev.in/blog/laptop-buying-checklist-10-things-to-check-before-you-pay.htmlhttps://www.dhandev.in/blog/laptop-buying-checklist-10-things-to-check-before-you-pay.htmlMon, 02 Nov 2026 22:22:29 GMTShop specs can be confusing. This checklist keeps you focused on what you will notice every day. https://www.dhandev.in/blog/writing-better-ai-prompts-five-habits-that-give-you-better-answers.htmlhttps://www.dhandev.in/blog/writing-better-ai-prompts-five-habits-that-give-you-better-answers.htmlMon, 02 Nov 2026 22:22:28 GMTMost disappointing AI answers come from short, vague prompts. A few habits fix most of it. https://www.dhandev.in/blog/how-to-create-strong-passwords-you-can-actually-remember.htmlhttps://www.dhandev.in/blog/how-to-create-strong-passwords-you-can-actually-remember.htmlMon, 02 Nov 2026 22:22:27 GMTReusing one password everywhere is the most common way accounts get hacked. When one website leaks it, attackers try it on your email and bank. https://www.dhandev.in/blog/how-to-check-if-a-phone-charger-is-safe.htmlhttps://www.dhandev.in/blog/how-to-check-if-a-phone-charger-is-safe.htmlMon, 02 Nov 2026 22:22:26 GMTCheap unbranded chargers can overheat and damage batteries. A few checks reduce the risk. https://www.dhandev.in/blog/how-to-free-up-storage-on-your-phone-without-deleting-photos.htmlhttps://www.dhandev.in/blog/how-to-free-up-storage-on-your-phone-without-deleting-photos.htmlMon, 02 Nov 2026 22:22:26 GMTA full phone gets slow and stops installing updates. Before deleting memories, clear the real space wasters. https://www.dhandev.in/blog/using-ai-to-study-better-without-cheating-yourself.htmlhttps://www.dhandev.in/blog/using-ai-to-study-better-without-cheating-yourself.htmlMon, 02 Nov 2026 22:22:25 GMTAI can be a patient tutor or a shortcut that leaves you unprepared. How you use it decides which. https://www.dhandev.in/blog/windows-tips-most-people-never-use-but-should.htmlhttps://www.dhandev.in/blog/windows-tips-most-people-never-use-but-should.htmlMon, 02 Nov 2026 22:22:24 GMTTry one a day for a week and they become habits. https://www.dhandev.in/blog/ai-powered-on-everything-how-to-tell-a-real-feature-from-a-sticker.htmlhttps://www.dhandev.in/blog/ai-powered-on-everything-how-to-tell-a-real-feature-from-a-sticker.htmlMon, 02 Nov 2026 22:22:23 GMTWashing machines, earbuds and toothbrushes now carry AI labels. Some of these features are useful. Many are ordinary automation with a new name. https://www.dhandev.in/blog/ssd-vs-hdd-the-cheapest-upgrade-that-makes-an-old-computer-feel-new.htmlhttps://www.dhandev.in/blog/ssd-vs-hdd-the-cheapest-upgrade-that-makes-an-old-computer-feel-new.htmlMon, 02 Nov 2026 22:22:22 GMTIf your computer takes minutes to start and apps open slowly, the storage drive is often the problem. Older machines use hard disk drives (HDD) with spinning platters. Solid state drives (SSD) have no moving parts and are many times faster.