The switch is an unseen but central part of any wired network: data from every computer, camera and access point passes through it. Here's how to choose a switch, how models differ, and why a network can suddenly stop working because of one wrongly connected cable.
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In Tbilisi's old districts, walls half a metre thick or more are normal. They keep homes cool in summer but almost completely smother Wi-Fi. Here's why that happens, which purchases turn out to be useless, and how to get internet in every room of such a house.
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Summer storms in and around Tbilisi regularly leave people without internet: the router won't switch on, the computer's network port is dead, the cameras in the yard are silent. Here's how a strike reaches your equipment, what can be protected and what to do after a storm.
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Children go online from phones, tablets, laptops, TVs and consoles, and keeping track of everything by hand is impossible. Here's how to set up filtering and sensible limits that work on every device, suit your child's age and don't destroy trust.
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Some people trust only the cloud, others only their own drive in a desk drawer. Both approaches have weak spots that cause people to lose years of photos and work documents. Here are the pros and risks of each and how to combine them into a reliable setup.
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Cloud photo services are convenient: pictures leave your phone automatically and are available everywhere. But it's precisely their "smart" features that most often cause people to lose photos — deleting them "from the phone" or not noticing that uploads stopped long ago. Here are the main pitfalls.
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A phone holds more personal information than a computer: contacts, conversations, photos, notes, and access to banks and work systems. When it breaks or gets lost, without a backup a lot disappears for good. Here's what a backup should contain and how to check it.
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When important files disappear, people panic and search for advice online — and often follow the tips that finish their data off. Here are the most common data recovery myths and why the first rule is to do nothing more.
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One wrong click and a drive full of photos, documents or work projects is formatted. The good news: in many cases the data can still be recovered. The bad news: every unnecessary action lowers the chances. Here's what happens when you format and how to act.
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"Our server has a mirror, the data is duplicated" — a phrase we often hear just before seeing completely lost data. RAID protects against only one type of problem: a drive failure. Here's what RAID is, why it's useful and why without a separate backup it won't save you.
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Network storage often becomes the "heart" of an office or home archive — and when it stops opening, work grinds to a halt. Here are the main causes of NAS failure, the dangerous actions that can destroy data, and how recovery works.
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One morning every document on a computer or server suddenly won't open, the files have a strange extension, and there's a ransom note on the desktop. It's a ransomware attack — one of the most destructive for small businesses. Here's how to act and what the chances are of getting your data back.
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A 1C database is the whole of a company's accounts, inventory, payroll and history over years. Losing it can paralyse a business and cause problems with tax reporting. Here's how to back up 1C properly and which mistakes most often turn a "backup" into a useless file.
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Your inbox holds the history of your work: contracts, approvals, invoices, years of client correspondence. It gets lost when the mailbox fills up, when you change computer or provider, and when Outlook files are corrupted. Here's how to preserve an email archive and what to do if messages have already disappeared.
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Many families have boxes of CDs, DVDs, floppies, old hard drives and video tapes in a cupboard — weddings, childhood, documents. These media don't last forever, and every year they get harder to read. Here's what happens to old media and how to rescue the recordings before it's too late.
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In most families, photos are scattered across phones, old laptops, USB sticks, cloud accounts and paper albums. Finding a particular picture is impossible, and whenever another device breaks, part of the family's memory disappears. Here's how to bring it all together into one family archive and keep it safe.
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Hard drives and SSDs constantly record data about their own condition in the S.M.A.R.T. system. Knowing how to read these indicators lets you spot an approaching failure and save your data in time. Here are the parameters that matter and why you can't trust a "green" status alone.
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When selling an old laptop or phone, many people delete their files and assume everything is gone. In reality such data can often be recovered within a couple of hours. Here's why, and how to prepare equipment for sale properly so your photos, messages and logins don't fall into strangers' hands.
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Old computers sit for years on balconies, in storerooms and office back rooms because nobody knows what to do with them. They can be revived, given away or disposed of properly — but first you need to take care of the data. Here are the options and the pitfalls.
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Cloud sync is convenient, but it's also often behind documents mysteriously disappearing: files vanish from the desktop, edits get overwritten, and something deleted on one computer disappears everywhere. Here are the common loss scenarios and ways to get files back.
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Messengers hold years of conversations — with family, friends and clients. But each one stores things in its own way, and when a phone is changed or lost, chats often disappear. Here's where WhatsApp, Telegram and Viber store conversations and how to make sure they don't vanish.
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People today have dozens of accounts, and remembering a strong password for each is impossible. So people reuse one password everywhere or store them wherever they can — and that's exactly how they lose email, social media and money. Here's how a password manager solves this and how to switch to one properly.
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Two-factor authentication is one of the most effective ways to protect accounts from being hacked. But lose your phone without a fallback sign-in method and you can be locked out of your own email and data for good. Here's how to turn on protection without locking yourself out.
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Large companies spend months on business continuity plans, while small ones often have no plan at all. Yet for a small business, a week of downtime after a fire, theft or ransomware can be fatal. Here's how to put together a simple recovery plan that works.
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